28428556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32159}}^1$

素因数の和:32193

約数の個数: 24

約数和(自身を含む): 56730240

約数和(自身を除く): 28301684

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 32159, 64318, 128636, 418067, 546703, 836134, 1093406, 1672268, 2186812, 7107139, 14214278, 28428556]

約数ペア:

[(1, 28428556), (2, 14214278), (4, 7107139), (13, 2186812), (17, 1672268), (26, 1093406), (34, 836134), (52, 546703), (68, 418067), (221, 128636), (442, 64318), (884, 32159)]