81258174

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2731}}^1$

素因数の和:2790

約数の個数: 64

約数和(自身を含む): 196704000

約数和(自身を除く): 115445826

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 513, 522, 551, 783, 1026, 1102, 1566, 1653, 2731, 3306, 4959, 5462, 8193, 9918, 14877, 16386, 24579, 29754, 49158, 51889, 73737, 79199, 103778, 147474, 155667, 158398, 237597, 311334, 467001, 475194, 712791, 934002, 1401003, 1425582, 1504781, 2138373, 2802006, 3009562, 4276746, 4514343, 9028686, 13543029, 27086058, 40629087, 81258174]

約数ペア:

[(1, 81258174), (2, 40629087), (3, 27086058), (6, 13543029), (9, 9028686), (18, 4514343), (19, 4276746), (27, 3009562), (29, 2802006), (38, 2138373), (54, 1504781), (57, 1425582), (58, 1401003), (87, 934002), (114, 712791), (171, 475194), (174, 467001), (261, 311334), (342, 237597), (513, 158398), (522, 155667), (551, 147474), (783, 103778), (1026, 79199), (1102, 73737), (1566, 51889), (1653, 49158), (2731, 29754), (3306, 24579), (4959, 16386), (5462, 14877), (8193, 9918)]