16223405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{743}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 21320064

約数和(自身を除く): 5096659

約数列:

[1, 5, 11, 55, 397, 743, 1985, 3715, 4367, 8173, 21835, 40865, 294971, 1474855, 3244681, 16223405]

約数ペア:

[(1, 16223405), (5, 3244681), (11, 1474855), (55, 294971), (397, 40865), (743, 21835), (1985, 8173), (3715, 4367)]