990877992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3175891}}^1$

素因数の和:3175913

約数の個数: 32

約数和(自身を含む): 2667749280

約数和(自身を除く): 1676871288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 3175891, 6351782, 9527673, 12703564, 19055346, 25407128, 38110692, 41286583, 76221384, 82573166, 123859749, 165146332, 247719498, 330292664, 495438996, 990877992]

約数ペア:

[(1, 990877992), (2, 495438996), (3, 330292664), (4, 247719498), (6, 165146332), (8, 123859749), (12, 82573166), (13, 76221384), (24, 41286583), (26, 38110692), (39, 25407128), (52, 19055346), (78, 12703564), (104, 9527673), (156, 6351782), (312, 3175891)]