15906345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 32169984

約数和(自身を除く): 16263639

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 43, 65, 91, 105, 129, 195, 215, 271, 273, 301, 455, 559, 645, 813, 903, 1355, 1365, 1505, 1677, 1897, 2795, 3523, 3913, 4065, 4515, 5691, 8385, 9485, 10569, 11653, 11739, 17615, 19565, 24661, 28455, 34959, 52845, 58265, 58695, 73983, 81571, 123305, 151489, 174795, 244713, 369915, 407855, 454467, 757445, 1060423, 1223565, 2272335, 3181269, 5302115, 15906345]

約数ペア:

[(1, 15906345), (3, 5302115), (5, 3181269), (7, 2272335), (13, 1223565), (15, 1060423), (21, 757445), (35, 454467), (39, 407855), (43, 369915), (65, 244713), (91, 174795), (105, 151489), (129, 123305), (195, 81571), (215, 73983), (271, 58695), (273, 58265), (301, 52845), (455, 34959), (559, 28455), (645, 24661), (813, 19565), (903, 17615), (1355, 11739), (1365, 11653), (1505, 10569), (1677, 9485), (1897, 8385), (2795, 5691), (3523, 4515), (3913, 4065)]