978189992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1283}}^1\times {\mathrm{7331}}^1$

素因数の和:8633

約数の個数: 32

約数和(自身を含む): 1977000480

約数和(自身を除く): 998810488

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1283, 2566, 5132, 7331, 10264, 14662, 16679, 29324, 33358, 58648, 66716, 95303, 133432, 190606, 381212, 762424, 9405673, 18811346, 37622692, 75245384, 122273749, 244547498, 489094996, 978189992]

約数ペア:

[(1, 978189992), (2, 489094996), (4, 244547498), (8, 122273749), (13, 75245384), (26, 37622692), (52, 18811346), (104, 9405673), (1283, 762424), (2566, 381212), (5132, 190606), (7331, 133432), (10264, 95303), (14662, 66716), (16679, 58648), (29324, 33358)]