28780002

素因数分解:

$2^1\times 3^3\times {\mathrm{449}}^1\times {\mathrm{1187}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 64152000

約数和(自身を除く): 35371998

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 449, 898, 1187, 1347, 2374, 2694, 3561, 4041, 7122, 8082, 10683, 12123, 21366, 24246, 32049, 64098, 532963, 1065926, 1598889, 3197778, 4796667, 9593334, 14390001, 28780002]

約数ペア:

[(1, 28780002), (2, 14390001), (3, 9593334), (6, 4796667), (9, 3197778), (18, 1598889), (27, 1065926), (54, 532963), (449, 64098), (898, 32049), (1187, 24246), (1347, 21366), (2374, 12123), (2694, 10683), (3561, 8082), (4041, 7122)]