312417693

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{20749}}^1$

素因数の和:21001

約数の個数: 24

約数和(自身を含む): 517920000

約数和(自身を除く): 205502307

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 2151, 5019, 15057, 20749, 62247, 145243, 186741, 435729, 1307187, 4959011, 14877033, 34713077, 44631099, 104139231, 312417693]

約数ペア:

[(1, 312417693), (3, 104139231), (7, 44631099), (9, 34713077), (21, 14877033), (63, 4959011), (239, 1307187), (717, 435729), (1673, 186741), (2151, 145243), (5019, 62247), (15057, 20749)]