278329390

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{3271}}^1$

素因数の和:3472

約数の個数: 32

約数和(自身を含む): 512630784

約数和(自身を除く): 234301394

約数列:

[1, 2, 5, 10, 67, 127, 134, 254, 335, 635, 670, 1270, 3271, 6542, 8509, 16355, 17018, 32710, 42545, 85090, 219157, 415417, 438314, 830834, 1095785, 2077085, 2191570, 4154170, 27832939, 55665878, 139164695, 278329390]

約数ペア:

[(1, 278329390), (2, 139164695), (5, 55665878), (10, 27832939), (67, 4154170), (127, 2191570), (134, 2077085), (254, 1095785), (335, 830834), (635, 438314), (670, 415417), (1270, 219157), (3271, 85090), (6542, 42545), (8509, 32710), (16355, 17018)]