2217865209

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1\times {\mathrm{2579}}^1$

素因数の和:3941

約数の個数: 32

約数和(自身を含む): 3492618240

約数和(自身を除く): 1274753031

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1321, 2579, 3963, 7737, 9247, 18053, 27741, 40951, 54159, 79949, 122853, 239847, 286657, 559643, 859971, 1678929, 3406859, 10220577, 23848013, 71544039, 105612629, 316837887, 739288403, 2217865209]

約数ペア:

[(1, 2217865209), (3, 739288403), (7, 316837887), (21, 105612629), (31, 71544039), (93, 23848013), (217, 10220577), (651, 3406859), (1321, 1678929), (2579, 859971), (3963, 559643), (7737, 286657), (9247, 239847), (18053, 122853), (27741, 79949), (40951, 54159)]