16221015

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5077}}^1$

素因数の和:5159

約数の個数: 24

約数和(自身を含む): 28518048

約数和(自身を除く): 12297033

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 5077, 15231, 25385, 45693, 76155, 228465, 360467, 1081401, 1802335, 3244203, 5407005, 16221015]

約数ペア:

[(1, 16221015), (3, 5407005), (5, 3244203), (9, 1802335), (15, 1081401), (45, 360467), (71, 228465), (213, 76155), (355, 45693), (639, 25385), (1065, 15231), (3195, 5077)]