128402313

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1\times {\mathrm{1009}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 186308640

約数和(自身を除く): 57906327

約数列:

[1, 3, 13, 39, 169, 251, 507, 753, 1009, 3027, 3263, 9789, 13117, 39351, 42419, 127257, 170521, 253259, 511563, 759777, 3292367, 9877101, 42800771, 128402313]

約数ペア:

[(1, 128402313), (3, 42800771), (13, 9877101), (39, 3292367), (169, 759777), (251, 511563), (507, 253259), (753, 170521), (1009, 127257), (3027, 42419), (3263, 39351), (9789, 13117)]