47321855

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 66769920

約数和(自身を除く): 19448065

約数列:

[1, 5, 7, 35, 71, 137, 139, 355, 497, 685, 695, 959, 973, 2485, 4795, 4865, 9727, 9869, 19043, 48635, 49345, 68089, 69083, 95215, 133301, 340445, 345415, 666505, 1352053, 6760265, 9464371, 47321855]

約数ペア:

[(1, 47321855), (5, 9464371), (7, 6760265), (35, 1352053), (71, 666505), (137, 345415), (139, 340445), (355, 133301), (497, 95215), (685, 69083), (695, 68089), (959, 49345), (973, 48635), (2485, 19043), (4795, 9869), (4865, 9727)]