16216245

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4049}}^1$

素因数の和:4149

約数の個数: 24

約数和(自身を含む): 28431000

約数和(自身を除く): 12214755

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 4049, 12147, 20245, 36441, 60735, 182205, 360361, 1081083, 1801805, 3243249, 5405415, 16216245]

約数ペア:

[(1, 16216245), (3, 5405415), (5, 3243249), (9, 1801805), (15, 1081083), (45, 360361), (89, 182205), (267, 60735), (445, 36441), (801, 20245), (1335, 12147), (4005, 4049)]