28946512

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 70924032

約数和(自身を除く): 41977520

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 56, 68, 92, 112, 119, 136, 161, 184, 238, 272, 322, 368, 391, 476, 644, 661, 782, 952, 1288, 1322, 1564, 1904, 2576, 2644, 2737, 3128, 4627, 5288, 5474, 6256, 9254, 10576, 10948, 11237, 15203, 18508, 21896, 22474, 30406, 37016, 43792, 44948, 60812, 74032, 78659, 89896, 106421, 121624, 157318, 179792, 212842, 243248, 258451, 314636, 425684, 516902, 629272, 851368, 1033804, 1258544, 1702736, 1809157, 2067608, 3618314, 4135216, 7236628, 14473256, 28946512]

約数ペア:

[(1, 28946512), (2, 14473256), (4, 7236628), (7, 4135216), (8, 3618314), (14, 2067608), (16, 1809157), (17, 1702736), (23, 1258544), (28, 1033804), (34, 851368), (46, 629272), (56, 516902), (68, 425684), (92, 314636), (112, 258451), (119, 243248), (136, 212842), (161, 179792), (184, 157318), (238, 121624), (272, 106421), (322, 89896), (368, 78659), (391, 74032), (476, 60812), (644, 44948), (661, 43792), (782, 37016), (952, 30406), (1288, 22474), (1322, 21896), (1564, 18508), (1904, 15203), (2576, 11237), (2644, 10948), (2737, 10576), (3128, 9254), (4627, 6256), (5288, 5474)]