2719983

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 4631040

約数和(自身を除く): 1911057

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 401, 969, 1203, 2261, 2807, 6783, 6817, 7619, 8421, 20451, 22857, 47719, 53333, 129523, 143157, 159999, 388569, 906661, 2719983]

約数ペア:

[(1, 2719983), (3, 906661), (7, 388569), (17, 159999), (19, 143157), (21, 129523), (51, 53333), (57, 47719), (119, 22857), (133, 20451), (323, 8421), (357, 7619), (399, 6817), (401, 6783), (969, 2807), (1203, 2261)]