1851569391

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1\times {\mathrm{4871}}^1$

素因数の和:5691

約数の個数: 32

約数和(自身を含む): 2948456448

約数和(自身を除く): 1096887057

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 787, 2361, 4871, 5509, 14613, 16527, 18101, 34097, 54303, 102291, 112033, 126707, 336099, 380121, 784231, 2352693, 3833477, 11500431, 26834339, 80503017, 88169971, 264509913, 617189797, 1851569391]

約数ペア:

[(1, 1851569391), (3, 617189797), (7, 264509913), (21, 88169971), (23, 80503017), (69, 26834339), (161, 11500431), (483, 3833477), (787, 2352693), (2361, 784231), (4871, 380121), (5509, 336099), (14613, 126707), (16527, 112033), (18101, 102291), (34097, 54303)]