307788145

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1303}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 448409088

約数和(自身を除く): 140620943

約数列:

[1, 5, 7, 17, 35, 85, 119, 397, 595, 1303, 1985, 2779, 6515, 6749, 9121, 13895, 22151, 33745, 45605, 47243, 110755, 155057, 236215, 517291, 775285, 2586455, 3621037, 8793947, 18105185, 43969735, 61557629, 307788145]

約数ペア:

[(1, 307788145), (5, 61557629), (7, 43969735), (17, 18105185), (35, 8793947), (85, 3621037), (119, 2586455), (397, 775285), (595, 517291), (1303, 236215), (1985, 155057), (2779, 110755), (6515, 47243), (6749, 45605), (9121, 33745), (13895, 22151)]