2688609

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 4552704

約数和(自身を除く): 1864095

約数列:

[1, 3, 7, 11, 21, 33, 77, 103, 113, 231, 309, 339, 721, 791, 1133, 1243, 2163, 2373, 3399, 3729, 7931, 8701, 11639, 23793, 26103, 34917, 81473, 128029, 244419, 384087, 896203, 2688609]

約数ペア:

[(1, 2688609), (3, 896203), (7, 384087), (11, 244419), (21, 128029), (33, 81473), (77, 34917), (103, 26103), (113, 23793), (231, 11639), (309, 8701), (339, 7931), (721, 3729), (791, 3399), (1133, 2373), (1243, 2163)]