90972513

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 143769600

約数和(自身を除く): 52797087

約数列:

[1, 3, 9, 19, 57, 59, 71, 127, 171, 177, 213, 381, 531, 639, 1121, 1143, 1349, 2413, 3363, 4047, 4189, 7239, 7493, 9017, 10089, 12141, 12567, 21717, 22479, 27051, 37701, 67437, 79591, 81153, 142367, 171323, 238773, 427101, 513969, 532003, 716319, 1281303, 1541907, 1596009, 4788027, 10108057, 30324171, 90972513]

約数ペア:

[(1, 90972513), (3, 30324171), (9, 10108057), (19, 4788027), (57, 1596009), (59, 1541907), (71, 1281303), (127, 716319), (171, 532003), (177, 513969), (213, 427101), (381, 238773), (531, 171323), (639, 142367), (1121, 81153), (1143, 79591), (1349, 67437), (2413, 37701), (3363, 27051), (4047, 22479), (4189, 21717), (7239, 12567), (7493, 12141), (9017, 10089)]