4217157

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 7292160

約数和(自身を除く): 3075003

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 421, 477, 1113, 1263, 1431, 2947, 3339, 3789, 8841, 10017, 11367, 22313, 26523, 66939, 79569, 156191, 200817, 468573, 602451, 1405719, 4217157]

約数ペア:

[(1, 4217157), (3, 1405719), (7, 602451), (9, 468573), (21, 200817), (27, 156191), (53, 79569), (63, 66939), (159, 26523), (189, 22313), (371, 11367), (421, 10017), (477, 8841), (1113, 3789), (1263, 3339), (1431, 2947)]