664744594

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1453}}^1$

素因数の和:1690

約数の個数: 32

約数和(自身を含む): 1058605056

約数和(自身を除く): 393860462

約数列:

[1, 2, 31, 47, 62, 94, 157, 314, 1453, 1457, 2906, 2914, 4867, 7379, 9734, 14758, 45043, 68291, 90086, 136582, 228121, 228749, 456242, 457498, 2117021, 4234042, 7071751, 10721687, 14143502, 21443374, 332372297, 664744594]

約数ペア:

[(1, 664744594), (2, 332372297), (31, 21443374), (47, 14143502), (62, 10721687), (94, 7071751), (157, 4234042), (314, 2117021), (1453, 457498), (1457, 456242), (2906, 228749), (2914, 228121), (4867, 136582), (7379, 90086), (9734, 68291), (14758, 45043)]