264220887

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 422876160

約数和(自身を除く): 158655273

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 167, 229, 329, 501, 687, 987, 1169, 1603, 2303, 3507, 4809, 6909, 7849, 8183, 10763, 11221, 23547, 24549, 32289, 33663, 38243, 54943, 75341, 114729, 164829, 226023, 267701, 384601, 527387, 803103, 1153803, 1582161, 1797421, 1873907, 5392263, 5621721, 12581947, 37745841, 88073629, 264220887]

約数ペア:

[(1, 264220887), (3, 88073629), (7, 37745841), (21, 12581947), (47, 5621721), (49, 5392263), (141, 1873907), (147, 1797421), (167, 1582161), (229, 1153803), (329, 803103), (501, 527387), (687, 384601), (987, 267701), (1169, 226023), (1603, 164829), (2303, 114729), (3507, 75341), (4809, 54943), (6909, 38243), (7849, 33663), (8183, 32289), (10763, 24549), (11221, 23547)]