209129414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{3229}}^1$

素因数の和:3344

約数の個数: 32

約数和(自身を含む): 351630720

約数和(自身を除く): 142501306

約数列:

[1, 2, 13, 26, 47, 53, 94, 106, 611, 689, 1222, 1378, 2491, 3229, 4982, 6458, 32383, 41977, 64766, 83954, 151763, 171137, 303526, 342274, 1972919, 2224781, 3945838, 4449562, 8043439, 16086878, 104564707, 209129414]

約数ペア:

[(1, 209129414), (2, 104564707), (13, 16086878), (26, 8043439), (47, 4449562), (53, 3945838), (94, 2224781), (106, 1972919), (611, 342274), (689, 303526), (1222, 171137), (1378, 151763), (2491, 83954), (3229, 64766), (4982, 41977), (6458, 32383)]