1999233705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2503}}^1\times {\mathrm{7607}}^1$

素因数の和:10125

約数の個数: 32

約数和(自身を含む): 3657682944

約数和(自身を除く): 1658449239

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2503, 7509, 7607, 12515, 17521, 22821, 37545, 38035, 52563, 53249, 87605, 114105, 159747, 262815, 266245, 798735, 19040321, 57120963, 95201605, 133282247, 285604815, 399846741, 666411235, 1999233705]

約数ペア:

[(1, 1999233705), (3, 666411235), (5, 399846741), (7, 285604815), (15, 133282247), (21, 95201605), (35, 57120963), (105, 19040321), (2503, 798735), (7509, 266245), (7607, 262815), (12515, 159747), (17521, 114105), (22821, 87605), (37545, 53249), (38035, 52563)]