1257438

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:86

約数の個数: 64

約数和(自身を含む): 3225600

約数和(自身を除く): 1968162

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 47, 49, 78, 91, 94, 98, 141, 147, 182, 273, 282, 294, 329, 343, 546, 611, 637, 658, 686, 987, 1029, 1222, 1274, 1833, 1911, 1974, 2058, 2303, 3666, 3822, 4277, 4459, 4606, 6909, 8554, 8918, 12831, 13377, 13818, 16121, 25662, 26754, 29939, 32242, 48363, 59878, 89817, 96726, 179634, 209573, 419146, 628719, 1257438]

約数ペア:

[(1, 1257438), (2, 628719), (3, 419146), (6, 209573), (7, 179634), (13, 96726), (14, 89817), (21, 59878), (26, 48363), (39, 32242), (42, 29939), (47, 26754), (49, 25662), (78, 16121), (91, 13818), (94, 13377), (98, 12831), (141, 8918), (147, 8554), (182, 6909), (273, 4606), (282, 4459), (294, 4277), (329, 3822), (343, 3666), (546, 2303), (611, 2058), (637, 1974), (658, 1911), (686, 1833), (987, 1274), (1029, 1222)]