238959609

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{1013}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 373800960

約数和(自身を除く): 134841351

約数列:

[1, 3, 7, 21, 47, 141, 239, 329, 717, 987, 1013, 1673, 3039, 5019, 7091, 11233, 21273, 33699, 47611, 78631, 142833, 235893, 242107, 333277, 726321, 999831, 1694749, 5084247, 11379029, 34137087, 79653203, 238959609]

約数ペア:

[(1, 238959609), (3, 79653203), (7, 34137087), (21, 11379029), (47, 5084247), (141, 1694749), (239, 999831), (329, 726321), (717, 333277), (987, 242107), (1013, 235893), (1673, 142833), (3039, 78631), (5019, 47611), (7091, 33699), (11233, 21273)]