289031679

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{829}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 441560000

約数和(自身を除く): 152528321

約数列:

[1, 3, 9, 27, 37, 111, 333, 349, 829, 999, 1047, 2487, 3141, 7461, 9423, 12913, 22383, 30673, 38739, 92019, 116217, 276057, 289321, 348651, 828171, 867963, 2603889, 7811667, 10704877, 32114631, 96343893, 289031679]

約数ペア:

[(1, 289031679), (3, 96343893), (9, 32114631), (27, 10704877), (37, 7811667), (111, 2603889), (333, 867963), (349, 828171), (829, 348651), (999, 289321), (1047, 276057), (2487, 116217), (3141, 92019), (7461, 38739), (9423, 30673), (12913, 22383)]