25679238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 55514592

約数和(自身を除く): 29835354

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401, 802, 821, 1203, 1642, 2406, 2463, 4926, 5213, 10426, 10673, 15639, 21346, 31278, 32019, 64038, 329221, 658442, 987663, 1975326, 4279873, 8559746, 12839619, 25679238]

約数ペア:

[(1, 25679238), (2, 12839619), (3, 8559746), (6, 4279873), (13, 1975326), (26, 987663), (39, 658442), (78, 329221), (401, 64038), (802, 32019), (821, 31278), (1203, 21346), (1642, 15639), (2406, 10673), (2463, 10426), (4926, 5213)]