4520187

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 7525856

約数和(自身を除く): 3005669

約数列:

[1, 3, 7, 9, 21, 63, 157, 457, 471, 1099, 1371, 1413, 3199, 3297, 4113, 9597, 9891, 28791, 71749, 215247, 502243, 645741, 1506729, 4520187]

約数ペア:

[(1, 4520187), (3, 1506729), (7, 645741), (9, 502243), (21, 215247), (63, 71749), (157, 28791), (457, 9891), (471, 9597), (1099, 4113), (1371, 3297), (1413, 3199)]