8008385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 12665856

約数和(自身を除く): 4657471

約数列:

[1, 5, 7, 11, 31, 35, 55, 61, 77, 121, 155, 217, 305, 341, 385, 427, 605, 671, 847, 1085, 1705, 1891, 2135, 2387, 3355, 3751, 4235, 4697, 7381, 9455, 11935, 13237, 18755, 20801, 23485, 26257, 36905, 51667, 66185, 104005, 131285, 145607, 228811, 258335, 728035, 1144055, 1601677, 8008385]

約数ペア:

[(1, 8008385), (5, 1601677), (7, 1144055), (11, 728035), (31, 258335), (35, 228811), (55, 145607), (61, 131285), (77, 104005), (121, 66185), (155, 51667), (217, 36905), (305, 26257), (341, 23485), (385, 20801), (427, 18755), (605, 13237), (671, 11935), (847, 9455), (1085, 7381), (1705, 4697), (1891, 4235), (2135, 3751), (2387, 3355)]