13906191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 21450240

約数和(自身を除く): 7544049

約数列:

[1, 3, 13, 23, 37, 39, 69, 111, 299, 419, 481, 851, 897, 1257, 1443, 2553, 5447, 9637, 11063, 15503, 16341, 28911, 33189, 46509, 125281, 201539, 356569, 375843, 604617, 1069707, 4635397, 13906191]

約数ペア:

[(1, 13906191), (3, 4635397), (13, 1069707), (23, 604617), (37, 375843), (39, 356569), (69, 201539), (111, 125281), (299, 46509), (419, 33189), (481, 28911), (851, 16341), (897, 15503), (1257, 11063), (1443, 9637), (2553, 5447)]