212445378

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{149399}}^1$

素因数の和:149486

約数の個数: 24

約数和(自身を含む): 466128000

約数和(自身を除く): 253682622

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 149399, 298798, 448197, 896394, 1344591, 2689182, 11802521, 23605042, 35407563, 70815126, 106222689, 212445378]

約数ペア:

[(1, 212445378), (2, 106222689), (3, 70815126), (6, 35407563), (9, 23605042), (18, 11802521), (79, 2689182), (158, 1344591), (237, 896394), (474, 448197), (711, 298798), (1422, 149399)]