997314992

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{8461}}^1$

素因数の和:8661

約数の個数: 40

約数和(自身を含む): 1983154320

約数和(自身を除く): 985839328

約数列:

[1, 2, 4, 8, 16, 53, 106, 139, 212, 278, 424, 556, 848, 1112, 2224, 7367, 8461, 14734, 16922, 29468, 33844, 58936, 67688, 117872, 135376, 448433, 896866, 1176079, 1793732, 2352158, 3587464, 4704316, 7174928, 9408632, 18817264, 62332187, 124664374, 249328748, 498657496, 997314992]

約数ペア:

[(1, 997314992), (2, 498657496), (4, 249328748), (8, 124664374), (16, 62332187), (53, 18817264), (106, 9408632), (139, 7174928), (212, 4704316), (278, 3587464), (424, 2352158), (556, 1793732), (848, 1176079), (1112, 896866), (2224, 448433), (7367, 135376), (8461, 117872), (14734, 67688), (16922, 58936), (29468, 33844)]