858256135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21347}}^1$

素因数の和:21423

約数の個数: 32

約数和(自身を含む): 1217348352

約数和(自身を除く): 359092217

約数列:

[1, 5, 11, 17, 43, 55, 85, 187, 215, 473, 731, 935, 2365, 3655, 8041, 21347, 40205, 106735, 234817, 362899, 917921, 1174085, 1814495, 3991889, 4589605, 10097131, 15604657, 19959445, 50485655, 78023285, 171651227, 858256135]

約数ペア:

[(1, 858256135), (5, 171651227), (11, 78023285), (17, 50485655), (43, 19959445), (55, 15604657), (85, 10097131), (187, 4589605), (215, 3991889), (473, 1814495), (731, 1174085), (935, 917921), (2365, 362899), (3655, 234817), (8041, 106735), (21347, 40205)]