191503071

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{1423}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 291749120

約数和(自身を除く): 100246049

約数列:

[1, 3, 9, 19, 57, 171, 787, 1423, 2361, 4269, 7083, 12807, 14953, 27037, 44859, 81111, 134577, 243333, 1119901, 3359703, 10079109, 21278119, 63834357, 191503071]

約数ペア:

[(1, 191503071), (3, 63834357), (9, 21278119), (19, 10079109), (57, 3359703), (171, 1119901), (787, 243333), (1423, 134577), (2361, 81111), (4269, 44859), (7083, 27037), (12807, 14953)]