38944215

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27917}}^1$

素因数の和:27959

約数の個数: 24

約数和(自身を含む): 69683328

約数和(自身を除く): 30739113

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 27917, 83751, 139585, 251253, 418755, 865427, 1256265, 2596281, 4327135, 7788843, 12981405, 38944215]

約数ペア:

[(1, 38944215), (3, 12981405), (5, 7788843), (9, 4327135), (15, 2596281), (31, 1256265), (45, 865427), (93, 418755), (155, 251253), (279, 139585), (465, 83751), (1395, 27917)]