7831590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 20756736

約数和(自身を除く): 12925146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 467, 559, 645, 934, 1118, 1290, 1401, 1677, 2335, 2795, 2802, 3354, 4670, 5590, 6071, 7005, 8385, 12142, 14010, 16770, 18213, 20081, 30355, 36426, 40162, 60243, 60710, 91065, 100405, 120486, 182130, 200810, 261053, 301215, 522106, 602430, 783159, 1305265, 1566318, 2610530, 3915795, 7831590]

約数ペア:

[(1, 7831590), (2, 3915795), (3, 2610530), (5, 1566318), (6, 1305265), (10, 783159), (13, 602430), (15, 522106), (26, 301215), (30, 261053), (39, 200810), (43, 182130), (65, 120486), (78, 100405), (86, 91065), (129, 60710), (130, 60243), (195, 40162), (215, 36426), (258, 30355), (390, 20081), (430, 18213), (467, 16770), (559, 14010), (645, 12142), (934, 8385), (1118, 7005), (1290, 6071), (1401, 5590), (1677, 4670), (2335, 3354), (2795, 2802)]