331346215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1\times {\mathrm{1993}}^1$

素因数の和:2850

約数の個数: 16

約数和(自身を含む): 408020256

約数和(自身を除く): 76674041

約数列:

[1, 5, 41, 205, 811, 1993, 4055, 9965, 33251, 81713, 166255, 408565, 1616323, 8081615, 66269243, 331346215]

約数ペア:

[(1, 331346215), (5, 66269243), (41, 8081615), (205, 1616323), (811, 408565), (1993, 166255), (4055, 81713), (9965, 33251)]