25802427

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 40468480

約数和(自身を除く): 14666053

約数列:

[1, 3, 7, 21, 79, 103, 151, 237, 309, 453, 553, 721, 1057, 1659, 2163, 3171, 8137, 11929, 15553, 24411, 35787, 46659, 56959, 83503, 108871, 170877, 250509, 326613, 1228687, 3686061, 8600809, 25802427]

約数ペア:

[(1, 25802427), (3, 8600809), (7, 3686061), (21, 1228687), (79, 326613), (103, 250509), (151, 170877), (237, 108871), (309, 83503), (453, 56959), (553, 46659), (721, 35787), (1057, 24411), (1659, 15553), (2163, 11929), (3171, 8137)]