16991081210

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{54269}}^1$

素因数の和:54646

約数の個数: 32

約数和(自身を含む): 30946924800

約数和(自身を除く): 13955843590

約数列:

[1, 2, 5, 10, 131, 239, 262, 478, 655, 1195, 1310, 2390, 31309, 54269, 62618, 108538, 156545, 271345, 313090, 542690, 7109239, 12970291, 14218478, 25940582, 35546195, 64851455, 71092390, 129702910, 1699108121, 3398216242, 8495540605, 16991081210]

約数ペア:

[(1, 16991081210), (2, 8495540605), (5, 3398216242), (10, 1699108121), (131, 129702910), (239, 71092390), (262, 64851455), (478, 35546195), (655, 25940582), (1195, 14218478), (1310, 12970291), (2390, 7109239), (31309, 542690), (54269, 313090), (62618, 271345), (108538, 156545)]