218219428

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{32609}}^1$

素因数の和:32859

約数の個数: 24

約数和(自身を含む): 438278400

約数和(自身を除く): 220058972

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 32609, 65218, 130436, 228263, 456526, 913052, 7793551, 15587102, 31174204, 54554857, 109109714, 218219428]

約数ペア:

[(1, 218219428), (2, 109109714), (4, 54554857), (7, 31174204), (14, 15587102), (28, 7793551), (239, 913052), (478, 456526), (956, 228263), (1673, 130436), (3346, 65218), (6692, 32609)]