28473406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2731}}^1$

素因数の和:3147

約数の個数: 16

約数和(自身を含む): 46127088

約数和(自身を除く): 17653682

約数列:

[1, 2, 13, 26, 401, 802, 2731, 5213, 5462, 10426, 35503, 71006, 1095131, 2190262, 14236703, 28473406]

約数ペア:

[(1, 28473406), (2, 14236703), (13, 2190262), (26, 1095131), (401, 71006), (802, 35503), (2731, 10426), (5213, 5462)]