86972918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 155105280

約数和(自身を除く): 68132362

約数列:

[1, 2, 17, 19, 31, 34, 38, 43, 62, 86, 101, 202, 323, 527, 589, 646, 731, 817, 1054, 1178, 1333, 1462, 1634, 1717, 1919, 2666, 3131, 3434, 3838, 4343, 6262, 8686, 10013, 13889, 20026, 22661, 25327, 27778, 32623, 45322, 50654, 53227, 59489, 65246, 73831, 82517, 106454, 118978, 134633, 147662, 165034, 269266, 430559, 861118, 1011313, 1402789, 2022626, 2288761, 2558027, 2805578, 4577522, 5116054, 43486459, 86972918]

約数ペア:

[(1, 86972918), (2, 43486459), (17, 5116054), (19, 4577522), (31, 2805578), (34, 2558027), (38, 2288761), (43, 2022626), (62, 1402789), (86, 1011313), (101, 861118), (202, 430559), (323, 269266), (527, 165034), (589, 147662), (646, 134633), (731, 118978), (817, 106454), (1054, 82517), (1178, 73831), (1333, 65246), (1462, 59489), (1634, 53227), (1717, 50654), (1919, 45322), (2666, 32623), (3131, 27778), (3434, 25327), (3838, 22661), (4343, 20026), (6262, 13889), (8686, 10013)]