890441775

素因数分解:

$3^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{9629}}^1$

素因数の和:9785

約数の個数: 48

約数和(自身を含む): 1647885600

約数和(自身を除く): 757443825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 137, 225, 411, 675, 685, 1233, 2055, 3425, 3699, 6165, 9629, 10275, 18495, 28887, 30825, 48145, 86661, 92475, 144435, 240725, 259983, 433305, 722175, 1299915, 1319173, 2166525, 3957519, 6499575, 6595865, 11872557, 19787595, 32979325, 35617671, 59362785, 98937975, 178088355, 296813925, 890441775]

約数ペア:

[(1, 890441775), (3, 296813925), (5, 178088355), (9, 98937975), (15, 59362785), (25, 35617671), (27, 32979325), (45, 19787595), (75, 11872557), (135, 6595865), (137, 6499575), (225, 3957519), (411, 2166525), (675, 1319173), (685, 1299915), (1233, 722175), (2055, 433305), (3425, 259983), (3699, 240725), (6165, 144435), (9629, 92475), (10275, 86661), (18495, 48145), (28887, 30825)]