28357831299

素因数分解:

$3^1\times 7^3\times {\mathrm{1409}}^1\times {\mathrm{19559}}^1$

素因数の和:20992

約数の個数: 32

約数和(自身を含む): 44127360000

約数和(自身を除く): 15769528701

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1409, 4227, 9863, 19559, 29589, 58677, 69041, 136913, 207123, 410739, 483287, 958391, 1449861, 2875173, 6708737, 20126211, 27558631, 82675893, 192910417, 578731251, 1350372919, 4051118757, 9452610433, 28357831299]

約数ペア:

[(1, 28357831299), (3, 9452610433), (7, 4051118757), (21, 1350372919), (49, 578731251), (147, 192910417), (343, 82675893), (1029, 27558631), (1409, 20126211), (4227, 6708737), (9863, 2875173), (19559, 1449861), (29589, 958391), (58677, 483287), (69041, 410739), (136913, 207123)]