121872656

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{245711}}^1$

素因数の和:245750

約数の個数: 20

約数和(自身を含む): 243746304

約数和(自身を除く): 121873648

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 245711, 491422, 982844, 1965688, 3931376, 7617041, 15234082, 30468164, 60936328, 121872656]

約数ペア:

[(1, 121872656), (2, 60936328), (4, 30468164), (8, 15234082), (16, 7617041), (31, 3931376), (62, 1965688), (124, 982844), (248, 491422), (496, 245711)]