6645401

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 7856640

約数和(自身を除く): 1211239

約数列:

[1, 7, 61, 79, 197, 427, 553, 1379, 4819, 12017, 15563, 33733, 84119, 108941, 949343, 6645401]

約数ペア:

[(1, 6645401), (7, 949343), (61, 108941), (79, 84119), (197, 33733), (427, 15563), (553, 12017), (1379, 4819)]