2883895

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 4104000

約数和(自身を除く): 1220105

約数列:

[1, 5, 7, 35, 49, 79, 149, 245, 395, 553, 745, 1043, 2765, 3871, 5215, 7301, 11771, 19355, 36505, 58855, 82397, 411985, 576779, 2883895]

約数ペア:

[(1, 2883895), (5, 576779), (7, 411985), (35, 82397), (49, 58855), (79, 36505), (149, 19355), (245, 11771), (395, 7301), (553, 5215), (745, 3871), (1043, 2765)]