28474355

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{62581}}^1$

素因数の和:62606

約数の個数: 16

約数和(自身を含む): 42055104

約数和(自身を除く): 13580749

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 62581, 312905, 438067, 813553, 2190335, 4067765, 5694871, 28474355]

約数ペア:

[(1, 28474355), (5, 5694871), (7, 4067765), (13, 2190335), (35, 813553), (65, 438067), (91, 312905), (455, 62581)]