221472566

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{40459}}^1$

素因数の和:40508

約数の個数: 32

約数和(自身を含む): 419489280

約数和(自身を除く): 198016714

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 782, 2737, 5474, 40459, 80918, 283213, 566426, 687803, 930557, 1375606, 1861114, 4814621, 6513899, 9629242, 13027798, 15819469, 31638938, 110736283, 221472566]

約数ペア:

[(1, 221472566), (2, 110736283), (7, 31638938), (14, 15819469), (17, 13027798), (23, 9629242), (34, 6513899), (46, 4814621), (119, 1861114), (161, 1375606), (238, 930557), (322, 687803), (391, 566426), (782, 283213), (2737, 80918), (5474, 40459)]