621024456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1990463}}^1$

素因数の和:1990485

約数の個数: 32

約数和(自身を含む): 1671989760

約数和(自身を除く): 1050965304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1990463, 3980926, 5971389, 7961852, 11942778, 15923704, 23885556, 25876019, 47771112, 51752038, 77628057, 103504076, 155256114, 207008152, 310512228, 621024456]

約数ペア:

[(1, 621024456), (2, 310512228), (3, 207008152), (4, 155256114), (6, 103504076), (8, 77628057), (12, 51752038), (13, 47771112), (24, 25876019), (26, 23885556), (39, 15923704), (52, 11942778), (78, 7961852), (104, 5971389), (156, 3980926), (312, 1990463)]