2156330876

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{6781}}^1$

素因数の和:7110

約数の個数: 48

約数和(自身を含む): 4434451392

約数和(自身を除く): 2278120516

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 277, 287, 554, 574, 1108, 1148, 1939, 3878, 6781, 7756, 11357, 13562, 22714, 27124, 45428, 47467, 79499, 94934, 158998, 189868, 278021, 317996, 556042, 1112084, 1878337, 1946147, 3756674, 3892294, 7513348, 7784588, 13148359, 26296718, 52593436, 77011817, 154023634, 308047268, 539082719, 1078165438, 2156330876]

約数ペア:

[(1, 2156330876), (2, 1078165438), (4, 539082719), (7, 308047268), (14, 154023634), (28, 77011817), (41, 52593436), (82, 26296718), (164, 13148359), (277, 7784588), (287, 7513348), (554, 3892294), (574, 3756674), (1108, 1946147), (1148, 1878337), (1939, 1112084), (3878, 556042), (6781, 317996), (7756, 278021), (11357, 189868), (13562, 158998), (22714, 94934), (27124, 79499), (45428, 47467)]