81946492

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 145265792

約数和(自身を除く): 63319300

約数列:

[1, 2, 4, 151, 211, 302, 422, 604, 643, 844, 1286, 2572, 31861, 63722, 97093, 127444, 135673, 194186, 271346, 388372, 542692, 20486623, 40973246, 81946492]

約数ペア:

[(1, 81946492), (2, 40973246), (4, 20486623), (151, 542692), (211, 388372), (302, 271346), (422, 194186), (604, 135673), (643, 127444), (844, 97093), (1286, 63722), (2572, 31861)]