78538405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{21313}}^1$

素因数の和:21396

約数の個数: 16

約数和(自身を含む): 104353344

約数和(自身を除く): 25814939

約数列:

[1, 5, 11, 55, 67, 335, 737, 3685, 21313, 106565, 234443, 1172215, 1427971, 7139855, 15707681, 78538405]

約数ペア:

[(1, 78538405), (5, 15707681), (11, 7139855), (55, 1427971), (67, 1172215), (335, 234443), (737, 106565), (3685, 21313)]