31779795

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1699}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 53856000

約数和(自身を除く): 22076205

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 1699, 3741, 5097, 6235, 8495, 18705, 25485, 49271, 73057, 147813, 219171, 246355, 365285, 739065, 1095855, 2118653, 6355959, 10593265, 31779795]

約数ペア:

[(1, 31779795), (3, 10593265), (5, 6355959), (15, 2118653), (29, 1095855), (43, 739065), (87, 365285), (129, 246355), (145, 219171), (215, 147813), (435, 73057), (645, 49271), (1247, 25485), (1699, 18705), (3741, 8495), (5097, 6235)]