81865566

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{26597}}^1$

素因数の和:26630

約数の個数: 40

約数和(自身を含む): 193101480

約数和(自身を除く): 111235914

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 26597, 53194, 79791, 159582, 239373, 478746, 505343, 718119, 1010686, 1436238, 1516029, 2154357, 3032058, 4308714, 4548087, 9096174, 13644261, 27288522, 40932783, 81865566]

約数ペア:

[(1, 81865566), (2, 40932783), (3, 27288522), (6, 13644261), (9, 9096174), (18, 4548087), (19, 4308714), (27, 3032058), (38, 2154357), (54, 1516029), (57, 1436238), (81, 1010686), (114, 718119), (162, 505343), (171, 478746), (342, 239373), (513, 159582), (1026, 79791), (1539, 53194), (3078, 26597)]