65765973

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 117555200

約数和(自身を除く): 51789227

約数列:

[1, 3, 7, 13, 19, 21, 31, 39, 57, 91, 93, 133, 217, 247, 273, 399, 403, 409, 589, 651, 741, 1209, 1227, 1729, 1767, 2821, 2863, 4123, 5187, 5317, 7657, 7771, 8463, 8589, 12369, 12679, 15951, 22971, 23313, 37219, 38037, 53599, 54397, 88753, 101023, 111657, 160797, 163191, 164827, 240901, 266259, 303069, 494481, 707161, 722703, 1153789, 1686307, 2121483, 3131713, 3461367, 5058921, 9395139, 21921991, 65765973]

約数ペア:

[(1, 65765973), (3, 21921991), (7, 9395139), (13, 5058921), (19, 3461367), (21, 3131713), (31, 2121483), (39, 1686307), (57, 1153789), (91, 722703), (93, 707161), (133, 494481), (217, 303069), (247, 266259), (273, 240901), (399, 164827), (403, 163191), (409, 160797), (589, 111657), (651, 101023), (741, 88753), (1209, 54397), (1227, 53599), (1729, 38037), (1767, 37219), (2821, 23313), (2863, 22971), (4123, 15951), (5187, 12679), (5317, 12369), (7657, 8589), (7771, 8463)]