42227505

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 75915840

約数和(自身を除く): 33688335

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 139, 157, 215, 387, 417, 471, 645, 695, 785, 1251, 1413, 1935, 2085, 2355, 5977, 6255, 6751, 7065, 17931, 20253, 21823, 29885, 33755, 53793, 60759, 65469, 89655, 101265, 109115, 196407, 268965, 303795, 327345, 938389, 982035, 2815167, 4691945, 8445501, 14075835, 42227505]

約数ペア:

[(1, 42227505), (3, 14075835), (5, 8445501), (9, 4691945), (15, 2815167), (43, 982035), (45, 938389), (129, 327345), (139, 303795), (157, 268965), (215, 196407), (387, 109115), (417, 101265), (471, 89655), (645, 65469), (695, 60759), (785, 53793), (1251, 33755), (1413, 29885), (1935, 21823), (2085, 20253), (2355, 17931), (5977, 7065), (6255, 6751)]