15638498

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 25318656

約数和(自身を除く): 9680158

約数列:

[1, 2, 43, 47, 53, 73, 86, 94, 106, 146, 2021, 2279, 2491, 3139, 3431, 3869, 4042, 4558, 4982, 6278, 6862, 7738, 107113, 147533, 166367, 181843, 214226, 295066, 332734, 363686, 7819249, 15638498]

約数ペア:

[(1, 15638498), (2, 7819249), (43, 363686), (47, 332734), (53, 295066), (73, 214226), (86, 181843), (94, 166367), (106, 147533), (146, 107113), (2021, 7738), (2279, 6862), (2491, 6278), (3139, 4982), (3431, 4558), (3869, 4042)]