2456805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 4346496

約数和(自身を除く): 1889691

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 293, 559, 645, 879, 1465, 1677, 2795, 3809, 4395, 8385, 11427, 12599, 19045, 37797, 57135, 62995, 163787, 188985, 491361, 818935, 2456805]

約数ペア:

[(1, 2456805), (3, 818935), (5, 491361), (13, 188985), (15, 163787), (39, 62995), (43, 57135), (65, 37797), (129, 19045), (195, 12599), (215, 11427), (293, 8385), (559, 4395), (645, 3809), (879, 2795), (1465, 1677)]