8738478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{311}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 21805056

約数和(自身を除く): 13066578

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 223, 311, 446, 622, 669, 933, 1338, 1561, 1866, 2007, 2177, 2799, 3122, 4014, 4354, 4683, 5598, 6531, 9366, 13062, 14049, 19593, 28098, 39186, 69353, 138706, 208059, 416118, 485471, 624177, 970942, 1248354, 1456413, 2912826, 4369239, 8738478]

約数ペア:

[(1, 8738478), (2, 4369239), (3, 2912826), (6, 1456413), (7, 1248354), (9, 970942), (14, 624177), (18, 485471), (21, 416118), (42, 208059), (63, 138706), (126, 69353), (223, 39186), (311, 28098), (446, 19593), (622, 14049), (669, 13062), (933, 9366), (1338, 6531), (1561, 5598), (1866, 4683), (2007, 4354), (2177, 4014), (2799, 3122)]