121257262

素因数分解:

$2^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{2939}}^1$

素因数の和:3376

約数の個数: 24

約数和(自身を含む): 212156280

約数和(自身を除く): 90899018

約数列:

[1, 2, 7, 14, 49, 98, 421, 842, 2939, 2947, 5878, 5894, 20573, 20629, 41146, 41258, 144011, 288022, 1237319, 2474638, 8661233, 17322466, 60628631, 121257262]

約数ペア:

[(1, 121257262), (2, 60628631), (7, 17322466), (14, 8661233), (49, 2474638), (98, 1237319), (421, 288022), (842, 144011), (2939, 41258), (2947, 41146), (5878, 20629), (5894, 20573)]