351649369

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 404490240

約数和(自身を除く): 52840871

約数列:

[1, 17, 23, 37, 109, 223, 391, 629, 851, 1853, 2507, 3791, 4033, 5129, 8251, 14467, 24307, 42619, 68561, 87193, 92759, 140267, 189773, 413219, 559061, 899359, 1576903, 3226141, 9504037, 15289103, 20685257, 351649369]

約数ペア:

[(1, 351649369), (17, 20685257), (23, 15289103), (37, 9504037), (109, 3226141), (223, 1576903), (391, 899359), (629, 559061), (851, 413219), (1853, 189773), (2507, 140267), (3791, 92759), (4033, 87193), (5129, 68561), (8251, 42619), (14467, 24307)]