7904235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 13547520

約数和(自身を除く): 5643285

約数列:

[1, 3, 5, 15, 17, 51, 85, 139, 223, 255, 417, 669, 695, 1115, 2085, 2363, 3345, 3791, 7089, 11373, 11815, 18955, 30997, 35445, 56865, 92991, 154985, 464955, 526949, 1580847, 2634745, 7904235]

約数ペア:

[(1, 7904235), (3, 2634745), (5, 1580847), (15, 526949), (17, 464955), (51, 154985), (85, 92991), (139, 56865), (223, 35445), (255, 30997), (417, 18955), (669, 11815), (695, 11373), (1115, 7089), (2085, 3791), (2363, 3345)]