290425828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12917}}^1$

素因数の和:13012

約数の個数: 48

約数和(自身を含む): 642386304

約数和(自身を除く): 351960476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 146, 154, 292, 308, 511, 803, 1022, 1606, 2044, 3212, 5621, 11242, 12917, 22484, 25834, 51668, 90419, 142087, 180838, 284174, 361676, 568348, 942941, 994609, 1885882, 1989218, 3771764, 3978436, 6600587, 10372351, 13201174, 20744702, 26402348, 41489404, 72606457, 145212914, 290425828]

約数ペア:

[(1, 290425828), (2, 145212914), (4, 72606457), (7, 41489404), (11, 26402348), (14, 20744702), (22, 13201174), (28, 10372351), (44, 6600587), (73, 3978436), (77, 3771764), (146, 1989218), (154, 1885882), (292, 994609), (308, 942941), (511, 568348), (803, 361676), (1022, 284174), (1606, 180838), (2044, 142087), (3212, 90419), (5621, 51668), (11242, 25834), (12917, 22484)]