16860207

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 27919360

約数和(自身を除く): 11059153

約数列:

[1, 3, 7, 13, 21, 39, 91, 151, 273, 409, 453, 1057, 1227, 1963, 2863, 3171, 5317, 5889, 8589, 13741, 15951, 37219, 41223, 61759, 111657, 185277, 432313, 802867, 1296939, 2408601, 5620069, 16860207]

約数ペア:

[(1, 16860207), (3, 5620069), (7, 2408601), (13, 1296939), (21, 802867), (39, 432313), (91, 185277), (151, 111657), (273, 61759), (409, 41223), (453, 37219), (1057, 15951), (1227, 13741), (1963, 8589), (2863, 5889), (3171, 5317)]