68988764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{42797}}^1$

素因数の和:42845

約数の個数: 24

約数和(自身を含む): 134214528

約数和(自身を除く): 65225764

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 42797, 85594, 171188, 556361, 1112722, 1326707, 2225444, 2653414, 5306828, 17247191, 34494382, 68988764]

約数ペア:

[(1, 68988764), (2, 34494382), (4, 17247191), (13, 5306828), (26, 2653414), (31, 2225444), (52, 1326707), (62, 1112722), (124, 556361), (403, 171188), (806, 85594), (1612, 42797)]