42193671

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 62596800

約数和(自身を除く): 20403129

約数列:

[1, 3, 13, 39, 53, 137, 149, 159, 411, 447, 689, 1781, 1937, 2067, 5343, 5811, 7261, 7897, 20413, 21783, 23691, 61239, 94393, 102661, 265369, 283179, 307983, 796107, 1081889, 3245667, 14064557, 42193671]

約数ペア:

[(1, 42193671), (3, 14064557), (13, 3245667), (39, 1081889), (53, 796107), (137, 307983), (149, 283179), (159, 265369), (411, 102661), (447, 94393), (689, 61239), (1781, 23691), (1937, 21783), (2067, 20413), (5343, 7897), (5811, 7261)]