1557828

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:516

約数の個数: 36

約数和(自身を含む): 3983980

約数和(自身を除く): 2426152

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 397, 436, 654, 794, 981, 1191, 1308, 1588, 1962, 2382, 3573, 3924, 4764, 7146, 14292, 43273, 86546, 129819, 173092, 259638, 389457, 519276, 778914, 1557828]

約数ペア:

[(1, 1557828), (2, 778914), (3, 519276), (4, 389457), (6, 259638), (9, 173092), (12, 129819), (18, 86546), (36, 43273), (109, 14292), (218, 7146), (327, 4764), (397, 3924), (436, 3573), (654, 2382), (794, 1962), (981, 1588), (1191, 1308)]