201572917

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4723}}^1$

素因数の和:4817

約数の個数: 24

約数和(自身を含む): 256343136

約数和(自身を除く): 54770219

約数列:

[1, 7, 13, 49, 67, 91, 469, 637, 871, 3283, 4723, 6097, 33061, 42679, 61399, 231427, 316441, 429793, 2215087, 3008551, 4113733, 15505609, 28796131, 201572917]

約数ペア:

[(1, 201572917), (7, 28796131), (13, 15505609), (49, 4113733), (67, 3008551), (91, 2215087), (469, 429793), (637, 316441), (871, 231427), (3283, 61399), (4723, 42679), (6097, 33061)]