754643709

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{71119}}^1$

素因数の和:71262

約数の個数: 20

約数和(自身を含む): 1135928640

約数和(自身を除く): 381284931

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 10611, 71119, 213357, 640071, 1920213, 5760639, 9316589, 27949767, 83849301, 251547903, 754643709]

約数ペア:

[(1, 754643709), (3, 251547903), (9, 83849301), (27, 27949767), (81, 9316589), (131, 5760639), (393, 1920213), (1179, 640071), (3537, 213357), (10611, 71119)]