252182021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 320398848

約数和(自身を除く): 68216827

約数列:

[1, 7, 13, 41, 91, 257, 263, 287, 533, 1799, 1841, 3341, 3419, 3731, 10537, 10783, 23387, 23933, 67591, 73759, 75481, 136981, 140179, 473137, 878683, 958867, 981253, 2771231, 6150781, 19398617, 36026003, 252182021]

約数ペア:

[(1, 252182021), (7, 36026003), (13, 19398617), (41, 6150781), (91, 2771231), (257, 981253), (263, 958867), (287, 878683), (533, 473137), (1799, 140179), (1841, 136981), (3341, 75481), (3419, 73759), (3731, 67591), (10537, 23933), (10783, 23387)]