201761355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1993}}^1$

素因数の和:2415

約数の個数: 32

約数和(自身を含む): 342840384

約数和(自身を除く): 141079029

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 397, 1191, 1985, 1993, 5955, 5979, 6749, 9965, 20247, 29895, 33745, 33881, 101235, 101643, 169405, 508215, 791221, 2373663, 3956105, 11868315, 13450757, 40352271, 67253785, 201761355]

約数ペア:

[(1, 201761355), (3, 67253785), (5, 40352271), (15, 13450757), (17, 11868315), (51, 3956105), (85, 2373663), (255, 791221), (397, 508215), (1191, 169405), (1985, 101643), (1993, 101235), (5955, 33881), (5979, 33745), (6749, 29895), (9965, 20247)]