23177511

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 43422080

約数和(自身を除く): 20244569

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 67, 119, 133, 153, 171, 201, 289, 323, 357, 399, 469, 603, 867, 969, 1071, 1139, 1197, 1273, 1407, 2023, 2261, 2601, 2907, 3417, 3819, 4221, 5491, 6069, 6783, 7973, 8911, 10251, 11457, 16473, 18207, 19363, 20349, 21641, 23919, 26733, 38437, 49419, 58089, 64923, 71757, 80199, 115311, 135541, 151487, 174267, 194769, 345933, 367897, 406623, 454461, 1103691, 1219869, 1363383, 2575279, 3311073, 7725837, 23177511]

約数ペア:

[(1, 23177511), (3, 7725837), (7, 3311073), (9, 2575279), (17, 1363383), (19, 1219869), (21, 1103691), (51, 454461), (57, 406623), (63, 367897), (67, 345933), (119, 194769), (133, 174267), (153, 151487), (171, 135541), (201, 115311), (289, 80199), (323, 71757), (357, 64923), (399, 58089), (469, 49419), (603, 38437), (867, 26733), (969, 23919), (1071, 21641), (1139, 20349), (1197, 19363), (1273, 18207), (1407, 16473), (2023, 11457), (2261, 10251), (2601, 8911), (2907, 7973), (3417, 6783), (3819, 6069), (4221, 5491)]