72880398

素因数分解:

$2^1\times 3^4\times {\mathrm{449879}}^1$

素因数の和:449893

約数の個数: 20

約数和(自身を含む): 163306440

約数和(自身を除く): 90426042

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 449879, 899758, 1349637, 2699274, 4048911, 8097822, 12146733, 24293466, 36440199, 72880398]

約数ペア:

[(1, 72880398), (2, 36440199), (3, 24293466), (6, 12146733), (9, 8097822), (18, 4048911), (27, 2699274), (54, 1349637), (81, 899758), (162, 449879)]