1621051731

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{4618381}}^1$

素因数の和:4618403

約数の個数: 16

約数和(自身を含む): 2586293920

約数和(自身を除く): 965242189

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 4618381, 13855143, 41565429, 60038953, 124696287, 180116859, 540350577, 1621051731]

約数ペア:

[(1, 1621051731), (3, 540350577), (9, 180116859), (13, 124696287), (27, 60038953), (39, 41565429), (117, 13855143), (351, 4618381)]