71638065

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{8081}}^1$

素因数の和:8289

約数の個数: 24

約数和(自身を含む): 124818408

約数和(自身を除く): 53180343

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2955, 8081, 8865, 24243, 40405, 72729, 121215, 363645, 1591957, 4775871, 7959785, 14327613, 23879355, 71638065]

約数ペア:

[(1, 71638065), (3, 23879355), (5, 14327613), (9, 7959785), (15, 4775871), (45, 1591957), (197, 363645), (591, 121215), (985, 72729), (1773, 40405), (2955, 24243), (8081, 8865)]