28909634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^2\times {\mathrm{109}}^1$

素因数の和:326

約数の個数: 24

約数和(自身を含む): 47599860

約数和(自身を除く): 18690226

約数列:

[1, 2, 13, 26, 101, 109, 202, 218, 1313, 1417, 2626, 2834, 10201, 11009, 20402, 22018, 132613, 143117, 265226, 286234, 1111909, 2223818, 14454817, 28909634]

約数ペア:

[(1, 28909634), (2, 14454817), (13, 2223818), (26, 1111909), (101, 286234), (109, 265226), (202, 143117), (218, 132613), (1313, 22018), (1417, 20402), (2626, 11009), (2834, 10201)]