25280431

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 5765969

約数列:

[1, 11, 19, 29, 43, 97, 209, 319, 473, 551, 817, 1067, 1247, 1843, 2813, 4171, 6061, 8987, 13717, 20273, 23693, 30943, 45881, 53447, 79249, 120959, 260623, 587917, 871739, 1330549, 2298221, 25280431]

約数ペア:

[(1, 25280431), (11, 2298221), (19, 1330549), (29, 871739), (43, 587917), (97, 260623), (209, 120959), (319, 79249), (473, 53447), (551, 45881), (817, 30943), (1067, 23693), (1247, 20273), (1843, 13717), (2813, 8987), (4171, 6061)]