87723321

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{293}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 137168640

約数和(自身を除く): 49445319

約数列:

[1, 3, 7, 21, 53, 159, 269, 293, 371, 807, 879, 1113, 1883, 2051, 5649, 6153, 14257, 15529, 42771, 46587, 78817, 99799, 108703, 236451, 299397, 326109, 551719, 1655157, 4177301, 12531903, 29241107, 87723321]

約数ペア:

[(1, 87723321), (3, 29241107), (7, 12531903), (21, 4177301), (53, 1655157), (159, 551719), (269, 326109), (293, 299397), (371, 236451), (807, 108703), (879, 99799), (1113, 78817), (1883, 46587), (2051, 42771), (5649, 15529), (6153, 14257)]