2810885

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:186

約数の個数: 32

約数和(自身を含む): 4320000

約数和(自身を除く): 1509115

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 149, 245, 343, 385, 539, 745, 1043, 1639, 1715, 2695, 3773, 5215, 7301, 8195, 11473, 18865, 36505, 51107, 57365, 80311, 255535, 401555, 562177, 2810885]

約数ペア:

[(1, 2810885), (5, 562177), (7, 401555), (11, 255535), (35, 80311), (49, 57365), (55, 51107), (77, 36505), (149, 18865), (245, 11473), (343, 8195), (385, 7301), (539, 5215), (745, 3773), (1043, 2695), (1639, 1715)]