72445545

素因数分解:

$3^2\times 5^1\times {\mathrm{1609901}}^1$

素因数の和:1609912

約数の個数: 12

約数和(自身を含む): 125572356

約数和(自身を除く): 53126811

約数列:

[1, 3, 5, 9, 15, 45, 1609901, 4829703, 8049505, 14489109, 24148515, 72445545]

約数ペア:

[(1, 72445545), (3, 24148515), (5, 14489109), (9, 8049505), (15, 4829703), (45, 1609901)]