199951911

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{257}}^1\times {\mathrm{631}}^1$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 292522464

約数和(自身を除く): 92570553

約数列:

[1, 3, 9, 137, 257, 411, 631, 771, 1233, 1893, 2313, 5679, 35209, 86447, 105627, 162167, 259341, 316881, 486501, 778023, 1459503, 22216879, 66650637, 199951911]

約数ペア:

[(1, 199951911), (3, 66650637), (9, 22216879), (137, 1459503), (257, 778023), (411, 486501), (631, 316881), (771, 259341), (1233, 162167), (1893, 105627), (2313, 86447), (5679, 35209)]