917385516

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{1231}}^1$

素因数の和:1531

約数の個数: 72

約数和(自身を含む): 2353455104

約数和(自身を除く): 1436069588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 163, 254, 326, 381, 489, 508, 652, 762, 978, 1143, 1231, 1467, 1524, 1956, 2286, 2462, 2934, 3693, 4572, 4924, 5868, 7386, 11079, 14772, 20701, 22158, 41402, 44316, 62103, 82804, 124206, 156337, 186309, 200653, 248412, 312674, 372618, 401306, 469011, 601959, 625348, 745236, 802612, 938022, 1203918, 1407033, 1805877, 1876044, 2407836, 2814066, 3611754, 5628132, 7223508, 25482931, 50965862, 76448793, 101931724, 152897586, 229346379, 305795172, 458692758, 917385516]

約数ペア:

[(1, 917385516), (2, 458692758), (3, 305795172), (4, 229346379), (6, 152897586), (9, 101931724), (12, 76448793), (18, 50965862), (36, 25482931), (127, 7223508), (163, 5628132), (254, 3611754), (326, 2814066), (381, 2407836), (489, 1876044), (508, 1805877), (652, 1407033), (762, 1203918), (978, 938022), (1143, 802612), (1231, 745236), (1467, 625348), (1524, 601959), (1956, 469011), (2286, 401306), (2462, 372618), (2934, 312674), (3693, 248412), (4572, 200653), (4924, 186309), (5868, 156337), (7386, 124206), (11079, 82804), (14772, 62103), (20701, 44316), (22158, 41402)]