1725428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 3232320

約数和(自身を除く): 1506892

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 311, 622, 1244, 1387, 2774, 5548, 5909, 11818, 22703, 23636, 45406, 90812, 431357, 862714, 1725428]

約数ペア:

[(1, 1725428), (2, 862714), (4, 431357), (19, 90812), (38, 45406), (73, 23636), (76, 22703), (146, 11818), (292, 5909), (311, 5548), (622, 2774), (1244, 1387)]