81165753

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 124761600

約数和(自身を除く): 43595847

約数列:

[1, 3, 9, 27, 37, 111, 113, 333, 339, 719, 999, 1017, 2157, 3051, 4181, 6471, 12543, 19413, 26603, 37629, 79809, 81247, 112887, 239427, 243741, 718281, 731223, 2193669, 3006139, 9018417, 27055251, 81165753]

約数ペア:

[(1, 81165753), (3, 27055251), (9, 9018417), (27, 3006139), (37, 2193669), (111, 731223), (113, 718281), (333, 243741), (339, 239427), (719, 112887), (999, 81247), (1017, 79809), (2157, 37629), (3051, 26603), (4181, 19413), (6471, 12543)]