28580349

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 17868291

約数列:

[1, 3, 7, 17, 21, 51, 119, 223, 357, 359, 669, 1077, 1561, 2513, 3791, 4683, 6103, 7539, 11373, 18309, 26537, 42721, 79611, 80057, 128163, 240171, 560399, 1360969, 1681197, 4082907, 9526783, 28580349]

約数ペア:

[(1, 28580349), (3, 9526783), (7, 4082907), (17, 1681197), (21, 1360969), (51, 560399), (119, 240171), (223, 128163), (357, 80057), (359, 79611), (669, 42721), (1077, 26537), (1561, 18309), (2513, 11373), (3791, 7539), (4683, 6103)]