1245187425

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{727}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 2115614592

約数和(自身を除く): 870427167

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 557, 615, 727, 1025, 1671, 2181, 2785, 3075, 3635, 8355, 10905, 13925, 18175, 22837, 29807, 41775, 54525, 68511, 89421, 114185, 149035, 342555, 404939, 447105, 570925, 745175, 1214817, 1712775, 2024695, 2235525, 6074085, 10123475, 16602499, 30370425, 49807497, 83012495, 249037485, 415062475, 1245187425]

約数ペア:

[(1, 1245187425), (3, 415062475), (5, 249037485), (15, 83012495), (25, 49807497), (41, 30370425), (75, 16602499), (123, 10123475), (205, 6074085), (557, 2235525), (615, 2024695), (727, 1712775), (1025, 1214817), (1671, 745175), (2181, 570925), (2785, 447105), (3075, 404939), (3635, 342555), (8355, 149035), (10905, 114185), (13925, 89421), (18175, 68511), (22837, 54525), (29807, 41775)]