219529018

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 345375360

約数和(自身を除く): 125846342

約数列:

[1, 2, 43, 71, 86, 142, 157, 229, 314, 458, 3053, 6106, 6751, 9847, 11147, 13502, 16259, 19694, 22294, 32518, 35953, 71906, 479321, 699137, 958642, 1398274, 1545979, 2552663, 3091958, 5105326, 109764509, 219529018]

約数ペア:

[(1, 219529018), (2, 109764509), (43, 5105326), (71, 3091958), (86, 2552663), (142, 1545979), (157, 1398274), (229, 958642), (314, 699137), (458, 479321), (3053, 71906), (6106, 35953), (6751, 32518), (9847, 22294), (11147, 19694), (13502, 16259)]