245280555

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 485424576

約数和(自身を除く): 240144021

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 53, 65, 81, 117, 135, 159, 195, 243, 265, 293, 351, 405, 477, 585, 689, 795, 879, 1053, 1215, 1431, 1465, 1755, 2067, 2385, 2637, 3159, 3445, 3809, 4293, 4395, 5265, 6201, 7155, 7911, 10335, 11427, 12879, 13185, 15529, 15795, 18603, 19045, 21465, 23733, 31005, 34281, 39555, 46587, 55809, 57135, 64395, 71199, 77645, 93015, 102843, 118665, 139761, 167427, 171405, 201877, 232935, 279045, 308529, 355995, 419283, 514215, 605631, 698805, 837135, 925587, 1009385, 1257849, 1542645, 1816893, 2096415, 3028155, 3773547, 4627935, 5450679, 6289245, 9084465, 16352037, 18867735, 27253395, 49056111, 81760185, 245280555]

約数ペア:

[(1, 245280555), (3, 81760185), (5, 49056111), (9, 27253395), (13, 18867735), (15, 16352037), (27, 9084465), (39, 6289245), (45, 5450679), (53, 4627935), (65, 3773547), (81, 3028155), (117, 2096415), (135, 1816893), (159, 1542645), (195, 1257849), (243, 1009385), (265, 925587), (293, 837135), (351, 698805), (405, 605631), (477, 514215), (585, 419283), (689, 355995), (795, 308529), (879, 279045), (1053, 232935), (1215, 201877), (1431, 171405), (1465, 167427), (1755, 139761), (2067, 118665), (2385, 102843), (2637, 93015), (3159, 77645), (3445, 71199), (3809, 64395), (4293, 57135), (4395, 55809), (5265, 46587), (6201, 39555), (7155, 34281), (7911, 31005), (10335, 23733), (11427, 21465), (12879, 19045), (13185, 18603), (15529, 15795)]