1311442412

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1\times {\mathrm{821}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 2659728960

約数和(自身を除く): 1348286548

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 641, 821, 1246, 1282, 1642, 2492, 2564, 3284, 4487, 5747, 8974, 11494, 17948, 22988, 57049, 73069, 114098, 146138, 228196, 292276, 399343, 511483, 526261, 798686, 1022966, 1052522, 1597372, 2045932, 2105044, 3683827, 7367654, 14735308, 46837229, 93674458, 187348916, 327860603, 655721206, 1311442412]

約数ペア:

[(1, 1311442412), (2, 655721206), (4, 327860603), (7, 187348916), (14, 93674458), (28, 46837229), (89, 14735308), (178, 7367654), (356, 3683827), (623, 2105044), (641, 2045932), (821, 1597372), (1246, 1052522), (1282, 1022966), (1642, 798686), (2492, 526261), (2564, 511483), (3284, 399343), (4487, 292276), (5747, 228196), (8974, 146138), (11494, 114098), (17948, 73069), (22988, 57049)]