139999986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{4649}}^1$

素因数の和:4903

約数の個数: 48

約数和(自身を含む): 348192000

約数和(自身を除く): 208192014

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 239, 478, 717, 1434, 1673, 2151, 3346, 4302, 4649, 5019, 9298, 10038, 13947, 15057, 27894, 30114, 32543, 41841, 65086, 83682, 97629, 195258, 292887, 585774, 1111111, 2222222, 3333333, 6666666, 7777777, 9999999, 15555554, 19999998, 23333331, 46666662, 69999993, 139999986]

約数ペア:

[(1, 139999986), (2, 69999993), (3, 46666662), (6, 23333331), (7, 19999998), (9, 15555554), (14, 9999999), (18, 7777777), (21, 6666666), (42, 3333333), (63, 2222222), (126, 1111111), (239, 585774), (478, 292887), (717, 195258), (1434, 97629), (1673, 83682), (2151, 65086), (3346, 41841), (4302, 32543), (4649, 30114), (5019, 27894), (9298, 15057), (10038, 13947)]