1977009839

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 2376253440

約数和(自身を除く): 399243601

約数列:

[1, 7, 43, 71, 79, 301, 497, 553, 1171, 3053, 3397, 5609, 8197, 21371, 23779, 39263, 50353, 83141, 92509, 241187, 352471, 581987, 647563, 1688309, 3575063, 3977887, 6568139, 25025441, 27845209, 45976973, 282429977, 1977009839]

約数ペア:

[(1, 1977009839), (7, 282429977), (43, 45976973), (71, 27845209), (79, 25025441), (301, 6568139), (497, 3977887), (553, 3575063), (1171, 1688309), (3053, 647563), (3397, 581987), (5609, 352471), (8197, 241187), (21371, 92509), (23779, 83141), (39263, 50353)]