422552221

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{21011}}^1$

素因数の和:21061

約数の個数: 24

約数和(自身を含む): 553708224

約数和(自身を除く): 131156003

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 1183, 1547, 2873, 20111, 21011, 147077, 273143, 357187, 1912001, 2500309, 3550859, 4643431, 24856013, 32504017, 60364603, 422552221]

約数ペア:

[(1, 422552221), (7, 60364603), (13, 32504017), (17, 24856013), (91, 4643431), (119, 3550859), (169, 2500309), (221, 1912001), (1183, 357187), (1547, 273143), (2873, 147077), (20111, 21011)]