90819988

素因数分解:

$2^2\times 7^1\times {\mathrm{1427}}^1\times {\mathrm{2273}}^1$

素因数の和:3711

約数の個数: 24

約数和(自身を含む): 181847232

約数和(自身を除く): 91027244

約数列:

[1, 2, 4, 7, 14, 28, 1427, 2273, 2854, 4546, 5708, 9092, 9989, 15911, 19978, 31822, 39956, 63644, 3243571, 6487142, 12974284, 22704997, 45409994, 90819988]

約数ペア:

[(1, 90819988), (2, 45409994), (4, 22704997), (7, 12974284), (14, 6487142), (28, 3243571), (1427, 63644), (2273, 39956), (2854, 31822), (4546, 19978), (5708, 15911), (9092, 9989)]