1938761487

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1181}}^1\times {\mathrm{1559}}^1$

素因数の和:2765

約数の個数: 40

約数和(自身を含む): 3123600480

約数和(自身を除く): 1184838993

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1181, 1559, 3543, 4677, 10629, 14031, 15353, 20267, 31887, 42093, 46059, 60801, 95661, 126279, 138177, 182403, 414531, 547209, 1243593, 1641627, 1841179, 5523537, 16570611, 23935327, 49711833, 71805981, 149135499, 215417943, 646253829, 1938761487]

約数ペア:

[(1, 1938761487), (3, 646253829), (9, 215417943), (13, 149135499), (27, 71805981), (39, 49711833), (81, 23935327), (117, 16570611), (351, 5523537), (1053, 1841179), (1181, 1641627), (1559, 1243593), (3543, 547209), (4677, 414531), (10629, 182403), (14031, 138177), (15353, 126279), (20267, 95661), (31887, 60801), (42093, 46059)]