988639587

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{938879}}^1$

素因数の和:938904

約数の個数: 20

約数和(自身を含む): 1590462720

約数和(自身を除く): 601823133

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 938879, 2816637, 8449911, 12205427, 25349733, 36616281, 76049199, 109848843, 329546529, 988639587]

約数ペア:

[(1, 988639587), (3, 329546529), (9, 109848843), (13, 76049199), (27, 36616281), (39, 25349733), (81, 12205427), (117, 8449911), (351, 2816637), (1053, 938879)]