102780139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 136028160

約数和(自身を除く): 33248021

約数列:

[1, 7, 11, 19, 77, 133, 163, 209, 431, 1141, 1463, 1793, 3017, 3097, 4741, 8189, 12551, 21679, 33187, 34067, 57323, 70253, 90079, 238469, 491771, 630553, 772783, 1334807, 5409481, 9343649, 14682877, 102780139]

約数ペア:

[(1, 102780139), (7, 14682877), (11, 9343649), (19, 5409481), (77, 1334807), (133, 772783), (163, 630553), (209, 491771), (431, 238469), (1141, 90079), (1463, 70253), (1793, 57323), (3017, 34067), (3097, 33187), (4741, 21679), (8189, 12551)]