128694636

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{170231}}^1$

素因数の和:170251

約数の個数: 48

約数和(自身を含む): 381319680

約数和(自身を除く): 252625044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 170231, 340462, 510693, 680924, 1021386, 1191617, 1532079, 2042772, 2383234, 3064158, 3574851, 4596237, 4766468, 6128316, 7149702, 9192474, 10724553, 14299404, 18384948, 21449106, 32173659, 42898212, 64347318, 128694636]

約数ペア:

[(1, 128694636), (2, 64347318), (3, 42898212), (4, 32173659), (6, 21449106), (7, 18384948), (9, 14299404), (12, 10724553), (14, 9192474), (18, 7149702), (21, 6128316), (27, 4766468), (28, 4596237), (36, 3574851), (42, 3064158), (54, 2383234), (63, 2042772), (84, 1532079), (108, 1191617), (126, 1021386), (189, 680924), (252, 510693), (378, 340462), (756, 170231)]