203916165

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{1321}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 335809152

約数和(自身を除く): 131892987

約数列:

[1, 3, 5, 15, 41, 123, 205, 251, 615, 753, 1255, 1321, 3765, 3963, 6605, 10291, 19815, 30873, 51455, 54161, 154365, 162483, 270805, 331571, 812415, 994713, 1657855, 4973565, 13594411, 40783233, 67972055, 203916165]

約数ペア:

[(1, 203916165), (3, 67972055), (5, 40783233), (15, 13594411), (41, 4973565), (123, 1657855), (205, 994713), (251, 812415), (615, 331571), (753, 270805), (1255, 162483), (1321, 154365), (3765, 54161), (3963, 51455), (6605, 30873), (10291, 19815)]