258515538

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1\times {\mathrm{2711}}^1$

素因数の和:3430

約数の個数: 32

約数和(自身を含む): 540490752

約数和(自身を除く): 281975214

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 691, 1382, 2073, 2711, 4146, 5422, 8133, 15893, 16266, 31786, 47679, 62353, 95358, 124706, 187059, 374118, 1873301, 3746602, 5619903, 11239806, 43085923, 86171846, 129257769, 258515538]

約数ペア:

[(1, 258515538), (2, 129257769), (3, 86171846), (6, 43085923), (23, 11239806), (46, 5619903), (69, 3746602), (138, 1873301), (691, 374118), (1382, 187059), (2073, 124706), (2711, 95358), (4146, 62353), (5422, 47679), (8133, 31786), (15893, 16266)]