259629447

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{1223}}^1$

素因数の和:2163

約数の個数: 32

約数和(自身を含む): 432414720

約数和(自身を除く): 172785273

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 919, 1223, 2757, 3669, 6433, 8561, 10109, 13453, 19299, 25683, 30327, 40359, 70763, 94171, 212289, 282513, 1123937, 3371811, 7867559, 12363307, 23602677, 37089921, 86543149, 259629447]

約数ペア:

[(1, 259629447), (3, 86543149), (7, 37089921), (11, 23602677), (21, 12363307), (33, 7867559), (77, 3371811), (231, 1123937), (919, 282513), (1223, 212289), (2757, 94171), (3669, 70763), (6433, 40359), (8561, 30327), (10109, 25683), (13453, 19299)]