90567813

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 154828800

約数和(自身を除く): 64260987

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 71, 133, 139, 161, 213, 399, 417, 437, 483, 497, 973, 1311, 1349, 1491, 1633, 2641, 2919, 3059, 3197, 4047, 4899, 7923, 9177, 9443, 9591, 9869, 11431, 18487, 22379, 28329, 29607, 31027, 34293, 55461, 60743, 67137, 69083, 93081, 182229, 187511, 207249, 217189, 226987, 425201, 562533, 651567, 680961, 1275603, 1312577, 1588909, 3937731, 4312753, 4766727, 12938259, 30189271, 90567813]

約数ペア:

[(1, 90567813), (3, 30189271), (7, 12938259), (19, 4766727), (21, 4312753), (23, 3937731), (57, 1588909), (69, 1312577), (71, 1275603), (133, 680961), (139, 651567), (161, 562533), (213, 425201), (399, 226987), (417, 217189), (437, 207249), (483, 187511), (497, 182229), (973, 93081), (1311, 69083), (1349, 67137), (1491, 60743), (1633, 55461), (2641, 34293), (2919, 31027), (3059, 29607), (3197, 28329), (4047, 22379), (4899, 18487), (7923, 11431), (9177, 9869), (9443, 9591)]