16502005

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 21872160

約数和(自身を除く): 5370155

約数列:

[1, 5, 13, 59, 65, 169, 295, 331, 767, 845, 1655, 3835, 4303, 9971, 19529, 21515, 49855, 55939, 97645, 253877, 279695, 1269385, 3300401, 16502005]

約数ペア:

[(1, 16502005), (5, 3300401), (13, 1269385), (59, 279695), (65, 253877), (169, 97645), (295, 55939), (331, 49855), (767, 21515), (845, 19529), (1655, 9971), (3835, 4303)]