27781684

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 57576960

約数和(自身を除く): 29795276

約数列:

[1, 2, 4, 7, 14, 28, 59, 67, 118, 134, 236, 251, 268, 413, 469, 502, 826, 938, 1004, 1652, 1757, 1876, 3514, 3953, 7028, 7906, 14809, 15812, 16817, 27671, 29618, 33634, 55342, 59236, 67268, 103663, 110684, 117719, 207326, 235438, 414652, 470876, 992203, 1984406, 3968812, 6945421, 13890842, 27781684]

約数ペア:

[(1, 27781684), (2, 13890842), (4, 6945421), (7, 3968812), (14, 1984406), (28, 992203), (59, 470876), (67, 414652), (118, 235438), (134, 207326), (236, 117719), (251, 110684), (268, 103663), (413, 67268), (469, 59236), (502, 55342), (826, 33634), (938, 29618), (1004, 27671), (1652, 16817), (1757, 15812), (1876, 14809), (3514, 7906), (3953, 7028)]