1620160893

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{159167}}^1$

素因数の和:159218

約数の個数: 32

約数和(自身を含む): 2674022400

約数和(自身を除く): 1053861507

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 3393, 10179, 159167, 477501, 1432503, 2069171, 4297509, 4615843, 6207513, 13847529, 18622539, 41542587, 55867617, 60005959, 124627761, 180017877, 540053631, 1620160893]

約数ペア:

[(1, 1620160893), (3, 540053631), (9, 180017877), (13, 124627761), (27, 60005959), (29, 55867617), (39, 41542587), (87, 18622539), (117, 13847529), (261, 6207513), (351, 4615843), (377, 4297509), (783, 2069171), (1131, 1432503), (3393, 477501), (10179, 159167)]