6658730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 14370048

約数和(自身を除く): 7711318

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 65, 85, 115, 130, 131, 170, 221, 230, 262, 299, 391, 442, 598, 655, 782, 1105, 1310, 1495, 1703, 1955, 2210, 2227, 2990, 3013, 3406, 3910, 4454, 5083, 6026, 8515, 10166, 11135, 15065, 17030, 22270, 25415, 28951, 30130, 39169, 50830, 51221, 57902, 78338, 102442, 144755, 195845, 256105, 289510, 391690, 512210, 665873, 1331746, 3329365, 6658730]

約数ペア:

[(1, 6658730), (2, 3329365), (5, 1331746), (10, 665873), (13, 512210), (17, 391690), (23, 289510), (26, 256105), (34, 195845), (46, 144755), (65, 102442), (85, 78338), (115, 57902), (130, 51221), (131, 50830), (170, 39169), (221, 30130), (230, 28951), (262, 25415), (299, 22270), (391, 17030), (442, 15065), (598, 11135), (655, 10166), (782, 8515), (1105, 6026), (1310, 5083), (1495, 4454), (1703, 3910), (1955, 3406), (2210, 3013), (2227, 2990)]