212218965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8117}}^1$

素因数の和:8218

約数の個数: 48

約数和(自身を含む): 425513088

約数和(自身を除く): 213294123

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 83, 105, 249, 315, 415, 581, 747, 1245, 1743, 2905, 3735, 5229, 8117, 8715, 24351, 26145, 40585, 56819, 73053, 121755, 170457, 284095, 365265, 511371, 673711, 852285, 2021133, 2556855, 3368555, 4715977, 6063399, 10105665, 14147931, 23579885, 30316995, 42443793, 70739655, 212218965]

約数ペア:

[(1, 212218965), (3, 70739655), (5, 42443793), (7, 30316995), (9, 23579885), (15, 14147931), (21, 10105665), (35, 6063399), (45, 4715977), (63, 3368555), (83, 2556855), (105, 2021133), (249, 852285), (315, 673711), (415, 511371), (581, 365265), (747, 284095), (1245, 170457), (1743, 121755), (2905, 73053), (3735, 56819), (5229, 40585), (8117, 26145), (8715, 24351)]