89979988

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{10267}}^1$

素因数の和:10591

約数の個数: 24

約数和(自身を含む): 180552512

約数和(自身を除く): 90572524

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 2191, 4382, 8764, 10267, 20534, 41068, 71869, 143738, 287476, 3213571, 6427142, 12854284, 22494997, 44989994, 89979988]

約数ペア:

[(1, 89979988), (2, 44989994), (4, 22494997), (7, 12854284), (14, 6427142), (28, 3213571), (313, 287476), (626, 143738), (1252, 71869), (2191, 41068), (4382, 20534), (8764, 10267)]