27838155

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 46430208

約数和(自身を除く): 18592053

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 393, 457, 465, 655, 1371, 1965, 2285, 4061, 6855, 12183, 14167, 20305, 42501, 59867, 60915, 70835, 179601, 212505, 299335, 898005, 1855877, 5567631, 9279385, 27838155]

約数ペア:

[(1, 27838155), (3, 9279385), (5, 5567631), (15, 1855877), (31, 898005), (93, 299335), (131, 212505), (155, 179601), (393, 70835), (457, 60915), (465, 59867), (655, 42501), (1371, 20305), (1965, 14167), (2285, 12183), (4061, 6855)]