201668684

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 415973376

約数和(自身を除く): 214304692

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 427, 497, 854, 994, 1663, 1708, 1988, 3326, 4331, 6652, 8662, 11641, 17324, 23282, 30317, 46564, 60634, 101443, 118073, 121268, 202886, 236146, 405772, 472292, 710101, 826511, 1420202, 1653022, 2840404, 3306044, 7202453, 14404906, 28809812, 50417171, 100834342, 201668684]

約数ペア:

[(1, 201668684), (2, 100834342), (4, 50417171), (7, 28809812), (14, 14404906), (28, 7202453), (61, 3306044), (71, 2840404), (122, 1653022), (142, 1420202), (244, 826511), (284, 710101), (427, 472292), (497, 405772), (854, 236146), (994, 202886), (1663, 121268), (1708, 118073), (1988, 101443), (3326, 60634), (4331, 46564), (6652, 30317), (8662, 23282), (11641, 17324)]