123561208

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{839}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 238140000

約数和(自身を除く): 114578792

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 449, 839, 898, 1678, 1796, 3356, 3592, 6712, 18409, 34399, 36818, 68798, 73636, 137596, 147272, 275192, 376711, 753422, 1506844, 3013688, 15445151, 30890302, 61780604, 123561208]

約数ペア:

[(1, 123561208), (2, 61780604), (4, 30890302), (8, 15445151), (41, 3013688), (82, 1506844), (164, 753422), (328, 376711), (449, 275192), (839, 147272), (898, 137596), (1678, 73636), (1796, 68798), (3356, 36818), (3592, 34399), (6712, 18409)]