990164404222

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2297}}^1\times {\mathrm{128831}}^1$

素因数の和:131376

約数の個数: 32

約数和(自身を含む): 1705282191360

約数和(自身を除く): 715117787138

約数列:

[1, 2, 7, 14, 239, 478, 1673, 2297, 3346, 4594, 16079, 32158, 128831, 257662, 548983, 901817, 1097966, 1803634, 3842881, 7685762, 30790609, 61581218, 215534263, 295924807, 431068526, 591849614, 2071473649, 4142947298, 70726028873, 141452057746, 495082202111, 990164404222]

約数ペア:

[(1, 990164404222), (2, 495082202111), (7, 141452057746), (14, 70726028873), (239, 4142947298), (478, 2071473649), (1673, 591849614), (2297, 431068526), (3346, 295924807), (4594, 215534263), (16079, 61581218), (32158, 30790609), (128831, 7685762), (257662, 3842881), (548983, 1803634), (901817, 1097966)]