87472385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17477}}^1$

素因数の和:17513

約数の個数: 32

約数和(自身を含む): 140942592

約数和(自身を除く): 53470207

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 17477, 87385, 122339, 192247, 227201, 611695, 961235, 1136005, 1345729, 1590407, 2499211, 6728645, 7952035, 12496055, 17494477, 87472385]

約数ペア:

[(1, 87472385), (5, 17494477), (7, 12496055), (11, 7952035), (13, 6728645), (35, 2499211), (55, 1590407), (65, 1345729), (77, 1136005), (91, 961235), (143, 611695), (385, 227201), (455, 192247), (715, 122339), (1001, 87385), (5005, 17477)]