1821749761

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{64489}}^1$

素因数の和:64596

約数の個数: 16

約数和(自身を含む): 2047686480

約数和(自身を除く): 225936719

約数列:

[1, 13, 41, 53, 533, 689, 2173, 28249, 64489, 838357, 2644049, 3417917, 34372637, 44432921, 140134597, 1821749761]

約数ペア:

[(1, 1821749761), (13, 140134597), (41, 44432921), (53, 34372637), (533, 3417917), (689, 2644049), (2173, 838357), (28249, 64489)]