31016245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28069}}^1$

素因数の和:28104

約数の個数: 16

約数和(自身を含む): 42441840

約数和(自身を除く): 11425595

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 28069, 140345, 364897, 477173, 1824485, 2385865, 6203249, 31016245]

約数ペア:

[(1, 31016245), (5, 6203249), (13, 2385865), (17, 1824485), (65, 477173), (85, 364897), (221, 140345), (1105, 28069)]