1297458928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{42257}}^1$

素因数の和:42385

約数の個数: 40

約数和(自身を含む): 2672395920

約数和(自身を除く): 1374936992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 808, 1616, 1919, 3838, 7676, 15352, 30704, 42257, 84514, 169028, 338056, 676112, 802883, 1605766, 3211532, 4267957, 6423064, 8535914, 12846128, 17071828, 34143656, 68287312, 81091183, 162182366, 324364732, 648729464, 1297458928]

約数ペア:

[(1, 1297458928), (2, 648729464), (4, 324364732), (8, 162182366), (16, 81091183), (19, 68287312), (38, 34143656), (76, 17071828), (101, 12846128), (152, 8535914), (202, 6423064), (304, 4267957), (404, 3211532), (808, 1605766), (1616, 802883), (1919, 676112), (3838, 338056), (7676, 169028), (15352, 84514), (30704, 42257)]