387801790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{16651}}^1$

素因数の和:16812

約数の個数: 32

約数和(自身を含む): 744544224

約数和(自身を除く): 356742434

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 274, 685, 1370, 2329, 4658, 11645, 16651, 23290, 33302, 83255, 166510, 283067, 566134, 1415335, 2281187, 2830670, 4562374, 11405935, 22811870, 38780179, 77560358, 193900895, 387801790]

約数ペア:

[(1, 387801790), (2, 193900895), (5, 77560358), (10, 38780179), (17, 22811870), (34, 11405935), (85, 4562374), (137, 2830670), (170, 2281187), (274, 1415335), (685, 566134), (1370, 283067), (2329, 166510), (4658, 83255), (11645, 33302), (16651, 23290)]