12921946751

素因数分解:

$7^2\times {\mathrm{181}}^1\times {\mathrm{631}}^1\times {\mathrm{2309}}^1$

素因数の和:3135

約数の個数: 24

約数和(自身を含む): 15145210080

約数和(自身を除く): 2223263329

約数列:

[1, 7, 49, 181, 631, 1267, 2309, 4417, 8869, 16163, 30919, 113141, 114211, 417929, 799477, 1456979, 2925503, 5596339, 10198853, 20478521, 71391971, 263713199, 1845992393, 12921946751]

約数ペア:

[(1, 12921946751), (7, 1845992393), (49, 263713199), (181, 71391971), (631, 20478521), (1267, 10198853), (2309, 5596339), (4417, 2925503), (8869, 1456979), (16163, 799477), (30919, 417929), (113141, 114211)]