165618628

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^2\times {\mathrm{457}}^1$

素因数の和:561

約数の個数: 54

約数和(自身を含む): 345930606

約数和(自身を除く): 180311978

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 457, 602, 914, 1204, 1828, 1849, 2107, 3199, 3698, 4214, 6398, 7396, 8428, 12796, 12943, 19651, 22393, 25886, 39302, 44786, 51772, 78604, 89572, 90601, 137557, 181202, 275114, 362404, 550228, 844993, 962899, 1689986, 1925798, 3379972, 3851596, 5914951, 11829902, 23659804, 41404657, 82809314, 165618628]

約数ペア:

[(1, 165618628), (2, 82809314), (4, 41404657), (7, 23659804), (14, 11829902), (28, 5914951), (43, 3851596), (49, 3379972), (86, 1925798), (98, 1689986), (172, 962899), (196, 844993), (301, 550228), (457, 362404), (602, 275114), (914, 181202), (1204, 137557), (1828, 90601), (1849, 89572), (2107, 78604), (3199, 51772), (3698, 44786), (4214, 39302), (6398, 25886), (7396, 22393), (8428, 19651), (12796, 12943)]