69249985

素因数分解:

$5^1\times 7^3\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 97920000

約数和(自身を除く): 28670015

約数列:

[1, 5, 7, 35, 49, 149, 245, 271, 343, 745, 1043, 1355, 1715, 1897, 5215, 7301, 9485, 13279, 36505, 40379, 51107, 66395, 92953, 201895, 255535, 282653, 464765, 1413265, 1978571, 9892855, 13849997, 69249985]

約数ペア:

[(1, 69249985), (5, 13849997), (7, 9892855), (35, 1978571), (49, 1413265), (149, 464765), (245, 282653), (271, 255535), (343, 201895), (745, 92953), (1043, 66395), (1355, 51107), (1715, 40379), (1897, 36505), (5215, 13279), (7301, 9485)]