28048521267

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{683}}^1\times {\mathrm{1481}}^1$

素因数の和:2265

約数の個数: 64

約数和(自身を含む): 45413222400

約数和(自身を除く): 17364701133

約数列:

[1, 3, 9, 13, 27, 39, 79, 117, 237, 351, 683, 711, 1027, 1481, 2049, 2133, 3081, 4443, 6147, 8879, 9243, 13329, 18441, 19253, 26637, 27729, 39987, 53957, 57759, 79911, 116999, 161871, 173277, 239733, 350997, 485613, 519831, 701441, 1011523, 1052991, 1456839, 1520987, 2104323, 3034569, 3158973, 4562961, 6312969, 9103707, 13149799, 13688883, 18938907, 27311121, 39449397, 41066649, 79910317, 118348191, 239730951, 355044573, 719192853, 1038834121, 2157578559, 3116502363, 9349507089, 28048521267]

約数ペア:

[(1, 28048521267), (3, 9349507089), (9, 3116502363), (13, 2157578559), (27, 1038834121), (39, 719192853), (79, 355044573), (117, 239730951), (237, 118348191), (351, 79910317), (683, 41066649), (711, 39449397), (1027, 27311121), (1481, 18938907), (2049, 13688883), (2133, 13149799), (3081, 9103707), (4443, 6312969), (6147, 4562961), (8879, 3158973), (9243, 3034569), (13329, 2104323), (18441, 1520987), (19253, 1456839), (26637, 1052991), (27729, 1011523), (39987, 701441), (53957, 519831), (57759, 485613), (79911, 350997), (116999, 239733), (161871, 173277)]