628403988

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{5623}}^1$

素因数の和:5836

約数の個数: 48

約数和(自身を含む): 1499133440

約数和(自身を除く): 870729452

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 139, 201, 268, 278, 402, 417, 556, 804, 834, 1668, 5623, 9313, 11246, 16869, 18626, 22492, 27939, 33738, 37252, 55878, 67476, 111756, 376741, 753482, 781597, 1130223, 1506964, 1563194, 2260446, 2344791, 3126388, 4520892, 4689582, 9379164, 52366999, 104733998, 157100997, 209467996, 314201994, 628403988]

約数ペア:

[(1, 628403988), (2, 314201994), (3, 209467996), (4, 157100997), (6, 104733998), (12, 52366999), (67, 9379164), (134, 4689582), (139, 4520892), (201, 3126388), (268, 2344791), (278, 2260446), (402, 1563194), (417, 1506964), (556, 1130223), (804, 781597), (834, 753482), (1668, 376741), (5623, 111756), (9313, 67476), (11246, 55878), (16869, 37252), (18626, 33738), (22492, 27939)]