15221388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 44706816

約数和(自身を除く): 29485428

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 53, 78, 84, 91, 106, 156, 159, 182, 212, 263, 273, 318, 364, 371, 526, 546, 636, 689, 742, 789, 1052, 1092, 1113, 1378, 1484, 1578, 1841, 2067, 2226, 2756, 3156, 3419, 3682, 4134, 4452, 4823, 5523, 6838, 7364, 8268, 9646, 10257, 11046, 13676, 13939, 14469, 19292, 20514, 22092, 23933, 27878, 28938, 41028, 41817, 47866, 55756, 57876, 71799, 83634, 95732, 97573, 143598, 167268, 181207, 195146, 287196, 292719, 362414, 390292, 543621, 585438, 724828, 1087242, 1170876, 1268449, 2174484, 2536898, 3805347, 5073796, 7610694, 15221388]

約数ペア:

[(1, 15221388), (2, 7610694), (3, 5073796), (4, 3805347), (6, 2536898), (7, 2174484), (12, 1268449), (13, 1170876), (14, 1087242), (21, 724828), (26, 585438), (28, 543621), (39, 390292), (42, 362414), (52, 292719), (53, 287196), (78, 195146), (84, 181207), (91, 167268), (106, 143598), (156, 97573), (159, 95732), (182, 83634), (212, 71799), (263, 57876), (273, 55756), (318, 47866), (364, 41817), (371, 41028), (526, 28938), (546, 27878), (636, 23933), (689, 22092), (742, 20514), (789, 19292), (1052, 14469), (1092, 13939), (1113, 13676), (1378, 11046), (1484, 10257), (1578, 9646), (1841, 8268), (2067, 7364), (2226, 6838), (2756, 5523), (3156, 4823), (3419, 4452), (3682, 4134)]