645548397

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{353}}^1\times {\mathrm{3607}}^1$

素因数の和:3989

約数の個数: 24

約数和(自身を含む): 934933824

約数和(自身を除く): 289385427

約数列:

[1, 3, 13, 39, 169, 353, 507, 1059, 3607, 4589, 10821, 13767, 46891, 59657, 140673, 178971, 609583, 1273271, 1828749, 3819813, 16552523, 49657569, 215182799, 645548397]

約数ペア:

[(1, 645548397), (3, 215182799), (13, 49657569), (39, 16552523), (169, 3819813), (353, 1828749), (507, 1273271), (1059, 609583), (3607, 178971), (4589, 140673), (10821, 59657), (13767, 46891)]