72860619

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1971

約数の個数: 32

約数和(自身を含む): 111767040

約数和(自身を除く): 38906421

約数列:

[1, 3, 13, 23, 39, 43, 69, 129, 299, 559, 897, 989, 1677, 1889, 2967, 5667, 12857, 24557, 38571, 43447, 73671, 81227, 130341, 243681, 564811, 1055951, 1694433, 1868221, 3167853, 5604663, 24286873, 72860619]

約数ペア:

[(1, 72860619), (3, 24286873), (13, 5604663), (23, 3167853), (39, 1868221), (43, 1694433), (69, 1055951), (129, 564811), (299, 243681), (559, 130341), (897, 81227), (989, 73671), (1677, 43447), (1889, 38571), (2967, 24557), (5667, 12857)]