7287765

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 12130560

約数和(自身を除く): 4842795

約数列:

[1, 3, 5, 15, 53, 89, 103, 159, 265, 267, 309, 445, 515, 795, 1335, 1545, 4717, 5459, 9167, 14151, 16377, 23585, 27295, 27501, 45835, 70755, 81885, 137505, 485851, 1457553, 2429255, 7287765]

約数ペア:

[(1, 7287765), (3, 2429255), (5, 1457553), (15, 485851), (53, 137505), (89, 81885), (103, 70755), (159, 45835), (265, 27501), (267, 27295), (309, 23585), (445, 16377), (515, 14151), (795, 9167), (1335, 5459), (1545, 4717)]