66987795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1607}}^1$

素因数の和:2019

約数の個数: 32

約数和(自身を含む): 122876928

約数和(自身を除く): 55889133

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 397, 1191, 1607, 1985, 2779, 4821, 5955, 8035, 8337, 11249, 13895, 24105, 33747, 41685, 56245, 168735, 637979, 1913937, 3189895, 4465853, 9569685, 13397559, 22329265, 66987795]

約数ペア:

[(1, 66987795), (3, 22329265), (5, 13397559), (7, 9569685), (15, 4465853), (21, 3189895), (35, 1913937), (105, 637979), (397, 168735), (1191, 56245), (1607, 41685), (1985, 33747), (2779, 24105), (4821, 13895), (5955, 11249), (8035, 8337)]