81510121

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{853}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 109202688

約数和(自身を除く): 27692567

約数列:

[1, 7, 11, 17, 73, 77, 119, 187, 511, 803, 853, 1241, 1309, 5621, 5971, 8687, 9383, 13651, 14501, 62269, 65681, 95557, 101507, 159511, 435883, 684959, 1058573, 1116577, 4794713, 7410011, 11644303, 81510121]

約数ペア:

[(1, 81510121), (7, 11644303), (11, 7410011), (17, 4794713), (73, 1116577), (77, 1058573), (119, 684959), (187, 435883), (511, 159511), (803, 101507), (853, 95557), (1241, 65681), (1309, 62269), (5621, 14501), (5971, 13651), (8687, 9383)]