72208065

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{67801}}^1$

素因数の和:67880

約数の個数: 16

約数和(自身を含む): 117161856

約数和(自身を除く): 44953791

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 67801, 203403, 339005, 1017015, 4813871, 14441613, 24069355, 72208065]

約数ペア:

[(1, 72208065), (3, 24069355), (5, 14441613), (15, 4813871), (71, 1017015), (213, 339005), (355, 203403), (1065, 67801)]