159555417

素因数分解:

$3^1\times 7^2\times {\mathrm{727}}^1\times {\mathrm{1493}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 247980096

約数和(自身を除く): 88424679

約数列:

[1, 3, 7, 21, 49, 147, 727, 1493, 2181, 4479, 5089, 10451, 15267, 31353, 35623, 73157, 106869, 219471, 1085411, 3256233, 7597877, 22793631, 53185139, 159555417]

約数ペア:

[(1, 159555417), (3, 53185139), (7, 22793631), (21, 7597877), (49, 3256233), (147, 1085411), (727, 219471), (1493, 106869), (2181, 73157), (4479, 35623), (5089, 31353), (10451, 15267)]