129616785

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 232098048

約数和(自身を除く): 102481263

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 163, 205, 369, 431, 489, 615, 815, 1293, 1467, 1845, 2155, 2445, 3879, 6465, 6683, 7335, 17671, 19395, 20049, 33415, 53013, 60147, 70253, 88355, 100245, 159039, 210759, 265065, 300735, 351265, 632277, 795195, 1053795, 2880373, 3161385, 8641119, 14401865, 25923357, 43205595, 129616785]

約数ペア:

[(1, 129616785), (3, 43205595), (5, 25923357), (9, 14401865), (15, 8641119), (41, 3161385), (45, 2880373), (123, 1053795), (163, 795195), (205, 632277), (369, 351265), (431, 300735), (489, 265065), (615, 210759), (815, 159039), (1293, 100245), (1467, 88355), (1845, 70253), (2155, 60147), (2445, 53013), (3879, 33415), (6465, 20049), (6683, 19395), (7335, 17671)]