289774953

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 473316480

約数和(自身を除く): 183541527

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 257, 299, 419, 771, 897, 1257, 2313, 2691, 3341, 3771, 5447, 5911, 9637, 10023, 16341, 17733, 28911, 30069, 49023, 53199, 76843, 86733, 107683, 125281, 230529, 323049, 375843, 691587, 969147, 1127529, 1399879, 2476709, 4199637, 7430127, 12598911, 22290381, 32197217, 96591651, 289774953]

約数ペア:

[(1, 289774953), (3, 96591651), (9, 32197217), (13, 22290381), (23, 12598911), (39, 7430127), (69, 4199637), (117, 2476709), (207, 1399879), (257, 1127529), (299, 969147), (419, 691587), (771, 375843), (897, 323049), (1257, 230529), (2313, 125281), (2691, 107683), (3341, 86733), (3771, 76843), (5447, 53199), (5911, 49023), (9637, 30069), (10023, 28911), (16341, 17733)]