1640975091

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{12437}}^1$

素因数の和:12611

約数の個数: 32

約数和(自身を含む): 2566407168

約数和(自身を除く): 925432077

約数列:

[1, 3, 7, 21, 61, 103, 183, 309, 427, 721, 1281, 2163, 6283, 12437, 18849, 37311, 43981, 87059, 131943, 261177, 758657, 1281011, 2275971, 3843033, 5310599, 8967077, 15931797, 26901231, 78141671, 234425013, 546991697, 1640975091]

約数ペア:

[(1, 1640975091), (3, 546991697), (7, 234425013), (21, 78141671), (61, 26901231), (103, 15931797), (183, 8967077), (309, 5310599), (427, 3843033), (721, 2275971), (1281, 1281011), (2163, 758657), (6283, 261177), (12437, 131943), (18849, 87059), (37311, 43981)]