978187678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{6367}}^1$

素因数の和:6712

約数の個数: 32

約数和(自身を含む): 1668925440

約数和(自身を除く): 690737762

約数列:

[1, 2, 13, 19, 26, 38, 247, 311, 494, 622, 4043, 5909, 6367, 8086, 11818, 12734, 76817, 82771, 120973, 153634, 165542, 241946, 1572649, 1980137, 3145298, 3960274, 25741781, 37622603, 51483562, 75245206, 489093839, 978187678]

約数ペア:

[(1, 978187678), (2, 489093839), (13, 75245206), (19, 51483562), (26, 37622603), (38, 25741781), (247, 3960274), (311, 3145298), (494, 1980137), (622, 1572649), (4043, 241946), (5909, 165542), (6367, 153634), (8086, 120973), (11818, 82771), (12734, 76817)]