4961985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 9510336

約数和(自身を除く): 4548351

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 147, 157, 215, 245, 301, 471, 645, 735, 785, 903, 1099, 1505, 2107, 2355, 3297, 4515, 5495, 6321, 6751, 7693, 10535, 16485, 20253, 23079, 31605, 33755, 38465, 47257, 101265, 115395, 141771, 236285, 330799, 708855, 992397, 1653995, 4961985]

約数ペア:

[(1, 4961985), (3, 1653995), (5, 992397), (7, 708855), (15, 330799), (21, 236285), (35, 141771), (43, 115395), (49, 101265), (105, 47257), (129, 38465), (147, 33755), (157, 31605), (215, 23079), (245, 20253), (301, 16485), (471, 10535), (645, 7693), (735, 6751), (785, 6321), (903, 5495), (1099, 4515), (1505, 3297), (2107, 2355)]