427871505

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{4057}}^1$

素因数の和:4233

約数の個数: 32

約数和(自身を含む): 701222400

約数和(自身を除く): 273350895

約数列:

[1, 3, 5, 15, 79, 89, 237, 267, 395, 445, 1185, 1335, 4057, 7031, 12171, 20285, 21093, 35155, 60855, 105465, 320503, 361073, 961509, 1083219, 1602515, 1805365, 4807545, 5416095, 28524767, 85574301, 142623835, 427871505]

約数ペア:

[(1, 427871505), (3, 142623835), (5, 85574301), (15, 28524767), (79, 5416095), (89, 4807545), (237, 1805365), (267, 1602515), (395, 1083219), (445, 961509), (1185, 361073), (1335, 320503), (4057, 105465), (7031, 60855), (12171, 35155), (20285, 21093)]