12288725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 16457280

約数和(自身を除く): 4168555

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 631, 779, 1025, 3155, 3895, 11989, 15775, 19475, 25871, 59945, 129355, 299725, 491549, 646775, 2457745, 12288725]

約数ペア:

[(1, 12288725), (5, 2457745), (19, 646775), (25, 491549), (41, 299725), (95, 129355), (205, 59945), (475, 25871), (631, 19475), (779, 15775), (1025, 11989), (3155, 3895)]