280210311

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{25541}}^1$

素因数の和:25623

約数の個数: 24

約数和(自身を含む): 430331616

約数和(自身を除く): 150121305

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 10971, 25541, 76623, 229869, 587443, 1353673, 1762329, 4061019, 5286987, 12183057, 31134479, 93403437, 280210311]

約数ペア:

[(1, 280210311), (3, 93403437), (9, 31134479), (23, 12183057), (53, 5286987), (69, 4061019), (159, 1762329), (207, 1353673), (477, 587443), (1219, 229869), (3657, 76623), (10971, 25541)]