259137688

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{3923}}^1$

素因数の和:4311

約数の個数: 32

約数和(自身を含む): 508550400

約数和(自身を除く): 249412712

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 359, 718, 1436, 2872, 3923, 7846, 8257, 15692, 16514, 31384, 33028, 66056, 90229, 180458, 360916, 721832, 1408357, 2816714, 5633428, 11266856, 32392211, 64784422, 129568844, 259137688]

約数ペア:

[(1, 259137688), (2, 129568844), (4, 64784422), (8, 32392211), (23, 11266856), (46, 5633428), (92, 2816714), (184, 1408357), (359, 721832), (718, 360916), (1436, 180458), (2872, 90229), (3923, 66056), (7846, 33028), (8257, 31384), (15692, 16514)]