3780811215

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{271903}}^1$

素因数の和:272020

約数の個数: 32

約数和(自身を含む): 6786723840

約数和(自身を除く): 3005912625

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1545, 2781, 4635, 13905, 271903, 815709, 1359515, 2447127, 4078545, 7341381, 12235635, 28006009, 36706905, 84018027, 140030045, 252054081, 420090135, 756162243, 1260270405, 3780811215]

約数ペア:

[(1, 3780811215), (3, 1260270405), (5, 756162243), (9, 420090135), (15, 252054081), (27, 140030045), (45, 84018027), (103, 36706905), (135, 28006009), (309, 12235635), (515, 7341381), (927, 4078545), (1545, 2447127), (2781, 1359515), (4635, 815709), (13905, 271903)]