53511213

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 85192960

約数和(自身を除く): 31681747

約数列:

[1, 3, 7, 21, 37, 61, 111, 183, 259, 427, 777, 1129, 1281, 2257, 3387, 6771, 7903, 15799, 23709, 41773, 47397, 68869, 125319, 206607, 292411, 482083, 877233, 1446249, 2548153, 7644459, 17837071, 53511213]

約数ペア:

[(1, 53511213), (3, 17837071), (7, 7644459), (21, 2548153), (37, 1446249), (61, 877233), (111, 482083), (183, 292411), (259, 206607), (427, 125319), (777, 68869), (1129, 47397), (1281, 41773), (2257, 23709), (3387, 15799), (6771, 7903)]