2643656

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 5184000

約数和(自身を除く): 2540344

約数列:

[1, 2, 4, 8, 47, 79, 89, 94, 158, 178, 188, 316, 356, 376, 632, 712, 3713, 4183, 7031, 7426, 8366, 14062, 14852, 16732, 28124, 29704, 33464, 56248, 330457, 660914, 1321828, 2643656]

約数ペア:

[(1, 2643656), (2, 1321828), (4, 660914), (8, 330457), (47, 56248), (79, 33464), (89, 29704), (94, 28124), (158, 16732), (178, 14852), (188, 14062), (316, 8366), (356, 7426), (376, 7031), (632, 4183), (712, 3713)]