856908456

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{13219}}^1$

素因数の和:13338

約数の個数: 64

約数和(自身を含む): 2230478400

約数和(自身を除く): 1373569944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 73, 74, 111, 146, 148, 219, 222, 292, 296, 438, 444, 584, 876, 888, 1752, 2701, 5402, 8103, 10804, 13219, 16206, 21608, 26438, 32412, 39657, 52876, 64824, 79314, 105752, 158628, 317256, 489103, 964987, 978206, 1467309, 1929974, 1956412, 2894961, 2934618, 3859948, 3912824, 5789922, 5869236, 7719896, 11579844, 11738472, 23159688, 35704519, 71409038, 107113557, 142818076, 214227114, 285636152, 428454228, 856908456]

約数ペア:

[(1, 856908456), (2, 428454228), (3, 285636152), (4, 214227114), (6, 142818076), (8, 107113557), (12, 71409038), (24, 35704519), (37, 23159688), (73, 11738472), (74, 11579844), (111, 7719896), (146, 5869236), (148, 5789922), (219, 3912824), (222, 3859948), (292, 2934618), (296, 2894961), (438, 1956412), (444, 1929974), (584, 1467309), (876, 978206), (888, 964987), (1752, 489103), (2701, 317256), (5402, 158628), (8103, 105752), (10804, 79314), (13219, 64824), (16206, 52876), (21608, 39657), (26438, 32412)]