691126828

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{2423}}^1$

素因数の和:2662

約数の個数: 48

約数和(自身を含む): 1413909504

約数和(自身を除く): 722782676

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 167, 244, 334, 427, 668, 854, 1169, 1708, 2338, 2423, 4676, 4846, 9692, 10187, 16961, 20374, 33922, 40748, 67844, 71309, 142618, 147803, 285236, 295606, 404641, 591212, 809282, 1034621, 1618564, 2069242, 2832487, 4138484, 5664974, 11329948, 24683101, 49366202, 98732404, 172781707, 345563414, 691126828]

約数ペア:

[(1, 691126828), (2, 345563414), (4, 172781707), (7, 98732404), (14, 49366202), (28, 24683101), (61, 11329948), (122, 5664974), (167, 4138484), (244, 2832487), (334, 2069242), (427, 1618564), (668, 1034621), (854, 809282), (1169, 591212), (1708, 404641), (2338, 295606), (2423, 285236), (4676, 147803), (4846, 142618), (9692, 71309), (10187, 67844), (16961, 40748), (20374, 33922)]