28144930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{773}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 55505088

約数和(自身を除く): 27360158

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 331, 662, 773, 1546, 1655, 3310, 3641, 3865, 7282, 7730, 8503, 17006, 18205, 36410, 42515, 85030, 255863, 511726, 1279315, 2558630, 2814493, 5628986, 14072465, 28144930]

約数ペア:

[(1, 28144930), (2, 14072465), (5, 5628986), (10, 2814493), (11, 2558630), (22, 1279315), (55, 511726), (110, 255863), (331, 85030), (662, 42515), (773, 36410), (1546, 18205), (1655, 17006), (3310, 8503), (3641, 7730), (3865, 7282)]