72691785

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{10289}}^1$

素因数の和:10457

約数の個数: 24

約数和(自身を含む): 126813960

約数和(自身を除く): 54122175

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 10289, 30867, 51445, 92601, 154335, 463005, 1615373, 4846119, 8076865, 14538357, 24230595, 72691785]

約数ペア:

[(1, 72691785), (3, 24230595), (5, 14538357), (9, 8076865), (15, 4846119), (45, 1615373), (157, 463005), (471, 154335), (785, 92601), (1413, 51445), (2355, 30867), (7065, 10289)]