15705008145

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1\times {\mathrm{20857}}^1$

素因数の和:21474

約数の個数: 48

約数和(自身を含む): 28210862160

約数和(自身を除く): 12505854015

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 577, 1305, 1731, 2885, 5193, 8655, 16733, 20857, 25965, 50199, 62571, 83665, 104285, 150597, 187713, 250995, 312855, 604853, 752985, 938565, 1814559, 3024265, 5443677, 9072795, 12034489, 27218385, 36103467, 60172445, 108310401, 180517335, 349000181, 541552005, 1047000543, 1745000905, 3141001629, 5235002715, 15705008145]

約数ペア:

[(1, 15705008145), (3, 5235002715), (5, 3141001629), (9, 1745000905), (15, 1047000543), (29, 541552005), (45, 349000181), (87, 180517335), (145, 108310401), (261, 60172445), (435, 36103467), (577, 27218385), (1305, 12034489), (1731, 9072795), (2885, 5443677), (5193, 3024265), (8655, 1814559), (16733, 938565), (20857, 752985), (25965, 604853), (50199, 312855), (62571, 250995), (83665, 187713), (104285, 150597)]