201221189

素因数分解:

${\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1\times {\mathrm{463}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 219980544

約数和(自身を除く): 18759355

約数列:

[1, 13, 101, 331, 463, 1313, 4303, 6019, 33431, 46763, 153253, 434603, 607919, 1992289, 15478553, 201221189]

約数ペア:

[(1, 201221189), (13, 15478553), (101, 1992289), (331, 607919), (463, 434603), (1313, 153253), (4303, 46763), (6019, 33431)]