55237686483

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{138440317}}^1$

素因数の和:138440346

約数の個数: 16

約数和(自身を含む): 88601803520

約数和(自身を除く): 33364117037

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 138440317, 415320951, 969082219, 2630366023, 2907246657, 7891098069, 18412562161, 55237686483]

約数ペア:

[(1, 55237686483), (3, 18412562161), (7, 7891098069), (19, 2907246657), (21, 2630366023), (57, 969082219), (133, 415320951), (399, 138440317)]