31139790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 82114560

約数和(自身を除く): 50974770

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 197, 330, 394, 479, 591, 958, 985, 1182, 1437, 1970, 2167, 2395, 2874, 2955, 4334, 4790, 5269, 5910, 6501, 7185, 10538, 10835, 13002, 14370, 15807, 21670, 26345, 31614, 32505, 52690, 65010, 79035, 94363, 158070, 188726, 283089, 471815, 566178, 943630, 1037993, 1415445, 2075986, 2830890, 3113979, 5189965, 6227958, 10379930, 15569895, 31139790]

約数ペア:

[(1, 31139790), (2, 15569895), (3, 10379930), (5, 6227958), (6, 5189965), (10, 3113979), (11, 2830890), (15, 2075986), (22, 1415445), (30, 1037993), (33, 943630), (55, 566178), (66, 471815), (110, 283089), (165, 188726), (197, 158070), (330, 94363), (394, 79035), (479, 65010), (591, 52690), (958, 32505), (985, 31614), (1182, 26345), (1437, 21670), (1970, 15807), (2167, 14370), (2395, 13002), (2874, 10835), (2955, 10538), (4334, 7185), (4790, 6501), (5269, 5910)]