221313144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{709337}}^1$

素因数の和:709359

約数の個数: 32

約数和(自身を含む): 595843920

約数和(自身を除く): 374530776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 709337, 1418674, 2128011, 2837348, 4256022, 5674696, 8512044, 9221381, 17024088, 18442762, 27664143, 36885524, 55328286, 73771048, 110656572, 221313144]

約数ペア:

[(1, 221313144), (2, 110656572), (3, 73771048), (4, 55328286), (6, 36885524), (8, 27664143), (12, 18442762), (13, 17024088), (24, 9221381), (26, 8512044), (39, 5674696), (52, 4256022), (78, 2837348), (104, 2128011), (156, 1418674), (312, 709337)]