15974343

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 30410640

約数和(自身を除く): 14436297

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 49, 63, 77, 89, 99, 111, 147, 231, 259, 267, 333, 407, 441, 539, 623, 693, 777, 801, 979, 1221, 1617, 1813, 1869, 2331, 2849, 2937, 3293, 3663, 4361, 4851, 5439, 5607, 6853, 8547, 8811, 9879, 13083, 16317, 19943, 20559, 23051, 25641, 29637, 36223, 39249, 47971, 59829, 61677, 69153, 108669, 143913, 161357, 179487, 207459, 253561, 326007, 431739, 484071, 760683, 1452213, 1774927, 2282049, 5324781, 15974343]

約数ペア:

[(1, 15974343), (3, 5324781), (7, 2282049), (9, 1774927), (11, 1452213), (21, 760683), (33, 484071), (37, 431739), (49, 326007), (63, 253561), (77, 207459), (89, 179487), (99, 161357), (111, 143913), (147, 108669), (231, 69153), (259, 61677), (267, 59829), (333, 47971), (407, 39249), (441, 36223), (539, 29637), (623, 25641), (693, 23051), (777, 20559), (801, 19943), (979, 16317), (1221, 13083), (1617, 9879), (1813, 8811), (1869, 8547), (2331, 6853), (2849, 5607), (2937, 5439), (3293, 4851), (3663, 4361)]