153901905

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{997}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 253507968

約数和(自身を除く): 99606063

約数列:

[1, 3, 5, 15, 41, 123, 205, 251, 615, 753, 997, 1255, 2991, 3765, 4985, 10291, 14955, 30873, 40877, 51455, 122631, 154365, 204385, 250247, 613155, 750741, 1251235, 3753705, 10260127, 30780381, 51300635, 153901905]

約数ペア:

[(1, 153901905), (3, 51300635), (5, 30780381), (15, 10260127), (41, 3753705), (123, 1251235), (205, 750741), (251, 613155), (615, 250247), (753, 204385), (997, 154365), (1255, 122631), (2991, 51455), (3765, 40877), (4985, 30873), (10291, 14955)]