81008586

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{7043}}^1$

素因数の和:7128

約数の個数: 40

約数和(自身を含む): 184101984

約数和(自身を除く): 103093398

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1917, 3834, 5751, 7043, 11502, 14086, 21129, 42258, 63387, 126774, 190161, 380322, 500053, 570483, 1000106, 1140966, 1500159, 3000318, 4500477, 9000954, 13501431, 27002862, 40504293, 81008586]

約数ペア:

[(1, 81008586), (2, 40504293), (3, 27002862), (6, 13501431), (9, 9000954), (18, 4500477), (27, 3000318), (54, 1500159), (71, 1140966), (81, 1000106), (142, 570483), (162, 500053), (213, 380322), (426, 190161), (639, 126774), (1278, 63387), (1917, 42258), (3834, 21129), (5751, 14086), (7043, 11502)]