291228728

素因数分解:

$2^3\times 7^1\times {\mathrm{1327}}^1\times {\mathrm{3919}}^1$

素因数の和:5259

約数の個数: 32

約数和(自身を含む): 624691200

約数和(自身を除く): 333462472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1327, 2654, 3919, 5308, 7838, 9289, 10616, 15676, 18578, 27433, 31352, 37156, 54866, 74312, 109732, 219464, 5200513, 10401026, 20802052, 36403591, 41604104, 72807182, 145614364, 291228728]

約数ペア:

[(1, 291228728), (2, 145614364), (4, 72807182), (7, 41604104), (8, 36403591), (14, 20802052), (28, 10401026), (56, 5200513), (1327, 219464), (2654, 109732), (3919, 74312), (5308, 54866), (7838, 37156), (9289, 31352), (10616, 27433), (15676, 18578)]