68713983

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 114397920

約数和(自身を除く): 45683937

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 179, 193, 221, 537, 579, 663, 1611, 1737, 1989, 2327, 2509, 3043, 3281, 6981, 7527, 9129, 9843, 20943, 22581, 27387, 29529, 34547, 39559, 42653, 103641, 118677, 127959, 310923, 356031, 383877, 449111, 587299, 1347333, 1761897, 4041999, 5285691, 7634887, 22904661, 68713983]

約数ペア:

[(1, 68713983), (3, 22904661), (9, 7634887), (13, 5285691), (17, 4041999), (39, 1761897), (51, 1347333), (117, 587299), (153, 449111), (179, 383877), (193, 356031), (221, 310923), (537, 127959), (579, 118677), (663, 103641), (1611, 42653), (1737, 39559), (1989, 34547), (2327, 29529), (2509, 27387), (3043, 22581), (3281, 20943), (6981, 9843), (7527, 9129)]