2861691

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 4669440

約数和(自身を除く): 1807749

約数列:

[1, 3, 7, 21, 29, 37, 87, 111, 127, 203, 259, 381, 609, 777, 889, 1073, 2667, 3219, 3683, 4699, 7511, 11049, 14097, 22533, 25781, 32893, 77343, 98679, 136271, 408813, 953897, 2861691]

約数ペア:

[(1, 2861691), (3, 953897), (7, 408813), (21, 136271), (29, 98679), (37, 77343), (87, 32893), (111, 25781), (127, 22533), (203, 14097), (259, 11049), (381, 7511), (609, 4699), (777, 3683), (889, 3219), (1073, 2667)]