133917980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{136651}}^1$

素因数の和:136674

約数の個数: 36

約数和(自身を含む): 327144888

約数和(自身を除く): 193226908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 136651, 273302, 546604, 683255, 956557, 1366510, 1913114, 2733020, 3826228, 4782785, 6695899, 9565570, 13391798, 19131140, 26783596, 33479495, 66958990, 133917980]

約数ペア:

[(1, 133917980), (2, 66958990), (4, 33479495), (5, 26783596), (7, 19131140), (10, 13391798), (14, 9565570), (20, 6695899), (28, 4782785), (35, 3826228), (49, 2733020), (70, 1913114), (98, 1366510), (140, 956557), (196, 683255), (245, 546604), (490, 273302), (980, 136651)]