86972985

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15973}}^1$

素因数の和:16006

約数の個数: 36

約数和(自身を含む): 165714276

約数和(自身を除く): 78741291

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5445, 15973, 47919, 79865, 143757, 175703, 239595, 527109, 718785, 878515, 1581327, 1932733, 2635545, 5798199, 7906635, 9663665, 17394597, 28990995, 86972985]

約数ペア:

[(1, 86972985), (3, 28990995), (5, 17394597), (9, 9663665), (11, 7906635), (15, 5798199), (33, 2635545), (45, 1932733), (55, 1581327), (99, 878515), (121, 718785), (165, 527109), (363, 239595), (495, 175703), (605, 143757), (1089, 79865), (1815, 47919), (5445, 15973)]