858979994

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1\times {\mathrm{6491}}^1$

素因数の和:7141

約数の個数: 16

約数和(自身を含む): 1301308416

約数和(自身を除く): 442328422

約数列:

[1, 2, 127, 254, 521, 1042, 6491, 12982, 66167, 132334, 824357, 1648714, 3381811, 6763622, 429489997, 858979994]

約数ペア:

[(1, 858979994), (2, 429489997), (127, 6763622), (254, 3381811), (521, 1648714), (1042, 824357), (6491, 132334), (12982, 66167)]