313645745

素因数分解:

$5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 437184000

約数和(自身を除く): 123538255

約数列:

[1, 5, 7, 35, 137, 149, 439, 685, 745, 959, 1043, 2195, 3073, 4795, 5215, 15365, 20413, 60143, 65411, 102065, 142891, 300715, 327055, 421001, 457877, 714455, 2105005, 2289385, 8961307, 44806535, 62729149, 313645745]

約数ペア:

[(1, 313645745), (5, 62729149), (7, 44806535), (35, 8961307), (137, 2289385), (149, 2105005), (439, 714455), (685, 457877), (745, 421001), (959, 327055), (1043, 300715), (2195, 142891), (3073, 102065), (4795, 65411), (5215, 60143), (15365, 20413)]