290057726

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{1789}}^1$

素因数の和:2148

約数の個数: 32

約数和(自身を含む): 512598720

約数和(自身を除く): 222540994

約数列:

[1, 2, 7, 14, 37, 74, 259, 313, 518, 626, 1789, 2191, 3578, 4382, 11581, 12523, 23162, 25046, 66193, 81067, 132386, 162134, 463351, 559957, 926702, 1119914, 3919699, 7839398, 20718409, 41436818, 145028863, 290057726]

約数ペア:

[(1, 290057726), (2, 145028863), (7, 41436818), (14, 20718409), (37, 7839398), (74, 3919699), (259, 1119914), (313, 926702), (518, 559957), (626, 463351), (1789, 162134), (2191, 132386), (3578, 81067), (4382, 66193), (11581, 25046), (12523, 23162)]