212328385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 279351072

約数和(自身を除く): 67022687

約数列:

[1, 5, 17, 37, 85, 181, 185, 373, 629, 905, 1865, 3077, 3145, 6341, 6697, 13801, 15385, 31705, 33485, 67513, 69005, 113849, 234617, 337565, 569245, 1147721, 1173085, 2497981, 5738605, 12489905, 42465677, 212328385]

約数ペア:

[(1, 212328385), (5, 42465677), (17, 12489905), (37, 5738605), (85, 2497981), (181, 1173085), (185, 1147721), (373, 569245), (629, 337565), (905, 234617), (1865, 113849), (3077, 69005), (3145, 67513), (6341, 33485), (6697, 31705), (13801, 15385)]