28061968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 64120896

約数和(自身を除く): 36058928

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 83, 88, 113, 136, 166, 176, 187, 226, 272, 332, 374, 452, 664, 748, 904, 913, 1243, 1328, 1411, 1496, 1808, 1826, 1921, 2486, 2822, 2992, 3652, 3842, 4972, 5644, 7304, 7684, 9379, 9944, 11288, 14608, 15368, 15521, 18758, 19888, 21131, 22576, 30736, 31042, 37516, 42262, 62084, 75032, 84524, 103169, 124168, 150064, 159443, 169048, 206338, 248336, 318886, 338096, 412676, 637772, 825352, 1275544, 1650704, 1753873, 2551088, 3507746, 7015492, 14030984, 28061968]

約数ペア:

[(1, 28061968), (2, 14030984), (4, 7015492), (8, 3507746), (11, 2551088), (16, 1753873), (17, 1650704), (22, 1275544), (34, 825352), (44, 637772), (68, 412676), (83, 338096), (88, 318886), (113, 248336), (136, 206338), (166, 169048), (176, 159443), (187, 150064), (226, 124168), (272, 103169), (332, 84524), (374, 75032), (452, 62084), (664, 42262), (748, 37516), (904, 31042), (913, 30736), (1243, 22576), (1328, 21131), (1411, 19888), (1496, 18758), (1808, 15521), (1826, 15368), (1921, 14608), (2486, 11288), (2822, 9944), (2992, 9379), (3652, 7684), (3842, 7304), (4972, 5644)]