217448464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2161}}^1$

素因数の和:2519

約数の個数: 40

約数和(自身を含む): 445026080

約数和(自身を除く): 227577616

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 331, 662, 1324, 2161, 2648, 4322, 5296, 6289, 8644, 12578, 17288, 25156, 34576, 41059, 50312, 82118, 100624, 164236, 328472, 656944, 715291, 1430582, 2861164, 5722328, 11444656, 13590529, 27181058, 54362116, 108724232, 217448464]

約数ペア:

[(1, 217448464), (2, 108724232), (4, 54362116), (8, 27181058), (16, 13590529), (19, 11444656), (38, 5722328), (76, 2861164), (152, 1430582), (304, 715291), (331, 656944), (662, 328472), (1324, 164236), (2161, 100624), (2648, 82118), (4322, 50312), (5296, 41059), (6289, 34576), (8644, 25156), (12578, 17288)]