15694151915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{39139}}^1$

素因数の和:39387

約数の個数: 32

約数和(自身を含む): 21041664000

約数和(自身を除く): 5347512085

約数列:

[1, 5, 13, 31, 65, 155, 199, 403, 995, 2015, 2587, 6169, 12935, 30845, 39139, 80197, 195695, 400985, 508807, 1213309, 2544035, 6066545, 7788661, 15773017, 38943305, 78865085, 101252593, 241448491, 506262965, 1207242455, 3138830383, 15694151915]

約数ペア:

[(1, 15694151915), (5, 3138830383), (13, 1207242455), (31, 506262965), (65, 241448491), (155, 101252593), (199, 78865085), (403, 38943305), (995, 15773017), (2015, 7788661), (2587, 6066545), (6169, 2544035), (12935, 1213309), (30845, 508807), (39139, 400985), (80197, 195695)]