15988891695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:549

約数の個数: 128

約数和(自身を含む): 30519853056

約数和(自身を除く): 14530961361

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 97, 105, 127, 141, 235, 263, 291, 329, 381, 485, 635, 679, 705, 789, 889, 987, 1315, 1455, 1645, 1841, 1905, 2037, 2667, 3395, 3945, 4445, 4559, 4935, 5523, 5969, 9205, 10185, 12319, 12361, 13335, 13677, 17907, 22795, 25511, 27615, 29845, 31913, 33401, 36957, 37083, 41783, 61595, 61805, 68385, 76533, 86233, 86527, 89535, 95739, 100203, 125349, 127555, 159565, 167005, 178577, 184785, 185415, 208915, 233807, 258699, 259581, 382665, 431165, 432635, 478695, 501015, 535731, 578993, 626745, 701421, 892885, 1169035, 1199017, 1293495, 1297905, 1569847, 1736979, 2678655, 2894965, 3239897, 3507105, 3597051, 4052951, 4709541, 5995085, 7849235, 8393119, 8684895, 9719691, 10988929, 12158853, 16199485, 17985255, 20264755, 22679279, 23547705, 25179357, 32966787, 41965595, 48598455, 54944645, 60794265, 68037837, 113396395, 125896785, 152275159, 164833935, 340189185, 456825477, 761375795, 1065926113, 2284127385, 3197778339, 5329630565, 15988891695]

約数ペア:

[(1, 15988891695), (3, 5329630565), (5, 3197778339), (7, 2284127385), (15, 1065926113), (21, 761375795), (35, 456825477), (47, 340189185), (97, 164833935), (105, 152275159), (127, 125896785), (141, 113396395), (235, 68037837), (263, 60794265), (291, 54944645), (329, 48598455), (381, 41965595), (485, 32966787), (635, 25179357), (679, 23547705), (705, 22679279), (789, 20264755), (889, 17985255), (987, 16199485), (1315, 12158853), (1455, 10988929), (1645, 9719691), (1841, 8684895), (1905, 8393119), (2037, 7849235), (2667, 5995085), (3395, 4709541), (3945, 4052951), (4445, 3597051), (4559, 3507105), (4935, 3239897), (5523, 2894965), (5969, 2678655), (9205, 1736979), (10185, 1569847), (12319, 1297905), (12361, 1293495), (13335, 1199017), (13677, 1169035), (17907, 892885), (22795, 701421), (25511, 626745), (27615, 578993), (29845, 535731), (31913, 501015), (33401, 478695), (36957, 432635), (37083, 431165), (41783, 382665), (61595, 259581), (61805, 258699), (68385, 233807), (76533, 208915), (86233, 185415), (86527, 184785), (89535, 178577), (95739, 167005), (100203, 159565), (125349, 127555)]