78540117

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{1609}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 107110080

約数和(自身を除く): 28569963

約数列:

[1, 3, 53, 159, 307, 921, 1609, 4827, 16271, 48813, 85277, 255831, 493963, 1481889, 26180039, 78540117]

約数ペア:

[(1, 78540117), (3, 26180039), (53, 1481889), (159, 493963), (307, 255831), (921, 85277), (1609, 48813), (4827, 16271)]