678742065

素因数分解:

$3^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{16063}}^1$

素因数の和:16390

約数の個数: 32

約数和(自身を含む): 1210583040

約数和(自身を除く): 531840975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 313, 939, 1565, 2817, 4695, 8451, 14085, 16063, 42255, 48189, 80315, 144567, 240945, 433701, 722835, 2168505, 5027719, 15083157, 25138595, 45249471, 75415785, 135748413, 226247355, 678742065]

約数ペア:

[(1, 678742065), (3, 226247355), (5, 135748413), (9, 75415785), (15, 45249471), (27, 25138595), (45, 15083157), (135, 5027719), (313, 2168505), (939, 722835), (1565, 433701), (2817, 240945), (4695, 144567), (8451, 80315), (14085, 48189), (16063, 42255)]