1290983906

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{1613}}^1\times {\mathrm{2879}}^1$

素因数の和:4633

約数の個数: 16

約数和(自身を含む): 1952294400

約数和(自身を除く): 661310494

約数列:

[1, 2, 139, 278, 1613, 2879, 3226, 5758, 224207, 400181, 448414, 800362, 4643827, 9287654, 645491953, 1290983906]

約数ペア:

[(1, 1290983906), (2, 645491953), (139, 9287654), (278, 4643827), (1613, 800362), (2879, 448414), (3226, 400181), (5758, 224207)]