127836405

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91639}}^1$

素因数の和:91681

約数の個数: 24

約数和(自身を含む): 228733440

約数和(自身を除く): 100897035

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 91639, 274917, 458195, 824751, 1374585, 2840809, 4123755, 8522427, 14204045, 25567281, 42612135, 127836405]

約数ペア:

[(1, 127836405), (3, 42612135), (5, 25567281), (9, 14204045), (15, 8522427), (31, 4123755), (45, 2840809), (93, 1374585), (155, 824751), (279, 458195), (465, 274917), (1395, 91639)]