25988409

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{401}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 39717600

約数和(自身を除く): 13729191

約数列:

[1, 3, 9, 19, 57, 171, 379, 401, 1137, 1203, 3411, 3609, 7201, 7619, 21603, 22857, 64809, 68571, 151979, 455937, 1367811, 2887601, 8662803, 25988409]

約数ペア:

[(1, 25988409), (3, 8662803), (9, 2887601), (19, 1367811), (57, 455937), (171, 151979), (379, 68571), (401, 64809), (1137, 22857), (1203, 21603), (3411, 7619), (3609, 7201)]