28711774

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{23}}^1$

素因数の和:102

約数の個数: 64

約数和(自身を含む): 58383360

約数和(自身を除く): 29671586

約数列:

[1, 2, 7, 13, 14, 19, 23, 26, 38, 46, 91, 133, 161, 182, 247, 266, 299, 322, 361, 437, 494, 598, 722, 874, 1729, 2093, 2527, 3059, 3458, 4186, 4693, 5054, 5681, 6118, 6859, 8303, 9386, 11362, 13718, 16606, 32851, 39767, 48013, 58121, 65702, 79534, 89167, 96026, 107939, 116242, 157757, 178334, 215878, 315514, 624169, 755573, 1104299, 1248338, 1511146, 2050841, 2208598, 4101682, 14355887, 28711774]

約数ペア:

[(1, 28711774), (2, 14355887), (7, 4101682), (13, 2208598), (14, 2050841), (19, 1511146), (23, 1248338), (26, 1104299), (38, 755573), (46, 624169), (91, 315514), (133, 215878), (161, 178334), (182, 157757), (247, 116242), (266, 107939), (299, 96026), (322, 89167), (361, 79534), (437, 65702), (494, 58121), (598, 48013), (722, 39767), (874, 32851), (1729, 16606), (2093, 13718), (2527, 11362), (3059, 9386), (3458, 8303), (4186, 6859), (4693, 6118), (5054, 5681)]