7966331390

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1\times {\mathrm{12487}}^1$

素因数の和:13112

約数の個数: 32

約数和(自身を含む): 14479686144

約数和(自身を除く): 6513354754

約数列:

[1, 2, 5, 10, 131, 262, 487, 655, 974, 1310, 2435, 4870, 12487, 24974, 62435, 63797, 124870, 127594, 318985, 637970, 1635797, 3271594, 6081169, 8178985, 12162338, 16357970, 30405845, 60811690, 796633139, 1593266278, 3983165695, 7966331390]

約数ペア:

[(1, 7966331390), (2, 3983165695), (5, 1593266278), (10, 796633139), (131, 60811690), (262, 30405845), (487, 16357970), (655, 12162338), (974, 8178985), (1310, 6081169), (2435, 3271594), (4870, 1635797), (12487, 637970), (24974, 318985), (62435, 127594), (63797, 124870)]