81993648

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{155291}}^1$

素因数の和:155313

約数の個数: 40

約数和(自身を含む): 231074496

約数和(自身を除く): 149080848

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 155291, 310582, 465873, 621164, 931746, 1242328, 1708201, 1863492, 2484656, 3416402, 3726984, 5124603, 6832804, 7453968, 10249206, 13665608, 20498412, 27331216, 40996824, 81993648]

約数ペア:

[(1, 81993648), (2, 40996824), (3, 27331216), (4, 20498412), (6, 13665608), (8, 10249206), (11, 7453968), (12, 6832804), (16, 5124603), (22, 3726984), (24, 3416402), (33, 2484656), (44, 1863492), (48, 1708201), (66, 1242328), (88, 931746), (132, 621164), (176, 465873), (264, 310582), (528, 155291)]