15995317

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 18394992

約数和(自身を除く): 2399675

約数列:

[1, 13, 17, 157, 221, 461, 2041, 2669, 5993, 7837, 34697, 72377, 101881, 940901, 1230409, 15995317]

約数ペア:

[(1, 15995317), (13, 1230409), (17, 940901), (157, 101881), (221, 72377), (461, 34697), (2041, 7837), (2669, 5993)]