71287307

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 98249760

約数和(自身を除く): 26962453

約数列:

[1, 7, 13, 17, 29, 49, 91, 119, 203, 221, 227, 377, 493, 637, 833, 1421, 1547, 1589, 2639, 2951, 3451, 3859, 6409, 6583, 10829, 11123, 18473, 20657, 24157, 27013, 44863, 46081, 50167, 85579, 111911, 144599, 189091, 314041, 322567, 351169, 599053, 783377, 1454843, 2458183, 4193371, 5483639, 10183901, 71287307]

約数ペア:

[(1, 71287307), (7, 10183901), (13, 5483639), (17, 4193371), (29, 2458183), (49, 1454843), (91, 783377), (119, 599053), (203, 351169), (221, 322567), (227, 314041), (377, 189091), (493, 144599), (637, 111911), (833, 85579), (1421, 50167), (1547, 46081), (1589, 44863), (2639, 27013), (2951, 24157), (3451, 20657), (3859, 18473), (6409, 11123), (6583, 10829)]