1321631829

素因数分解:

$3^3\times 7^1\times {\mathrm{1237}}^1\times {\mathrm{5653}}^1$

素因数の和:6906

約数の個数: 32

約数和(自身を含む): 2239888640

約数和(自身を除く): 918256811

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1237, 3711, 5653, 8659, 11133, 16959, 25977, 33399, 39571, 50877, 77931, 118713, 152631, 233793, 356139, 1068417, 6992761, 20978283, 48949327, 62934849, 146847981, 188804547, 440543943, 1321631829]

約数ペア:

[(1, 1321631829), (3, 440543943), (7, 188804547), (9, 146847981), (21, 62934849), (27, 48949327), (63, 20978283), (189, 6992761), (1237, 1068417), (3711, 356139), (5653, 233793), (8659, 152631), (11133, 118713), (16959, 77931), (25977, 50877), (33399, 39571)]