16664305

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 24182784

約数和(自身を除く): 7518479

約数列:

[1, 5, 7, 23, 35, 115, 127, 161, 163, 635, 805, 815, 889, 1141, 2921, 3749, 4445, 5705, 14605, 18745, 20447, 20701, 26243, 102235, 103505, 131215, 144907, 476123, 724535, 2380615, 3332861, 16664305]

約数ペア:

[(1, 16664305), (5, 3332861), (7, 2380615), (23, 724535), (35, 476123), (115, 144907), (127, 131215), (161, 103505), (163, 102235), (635, 26243), (805, 20701), (815, 20447), (889, 18745), (1141, 14605), (2921, 5705), (3749, 4445)]