1821963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 2967552

約数和(自身を除く): 1145589

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 137, 143, 341, 403, 411, 429, 1023, 1209, 1507, 1781, 4247, 4433, 4521, 5343, 12741, 13299, 19591, 46717, 55211, 58773, 140151, 165633, 607321, 1821963]

約数ペア:

[(1, 1821963), (3, 607321), (11, 165633), (13, 140151), (31, 58773), (33, 55211), (39, 46717), (93, 19591), (137, 13299), (143, 12741), (341, 5343), (403, 4521), (411, 4433), (429, 4247), (1023, 1781), (1209, 1507)]