655618047

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{23143}}^1$

素因数の和:23243

約数の個数: 32

約数和(自身を含む): 1066475520

約数和(自身を除く): 410857473

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 497, 1349, 1491, 4047, 9443, 23143, 28329, 69429, 162001, 439717, 486003, 1319151, 1643153, 3078019, 4929459, 9234057, 11502071, 31219907, 34506213, 93659721, 218539349, 655618047]

約数ペア:

[(1, 655618047), (3, 218539349), (7, 93659721), (19, 34506213), (21, 31219907), (57, 11502071), (71, 9234057), (133, 4929459), (213, 3078019), (399, 1643153), (497, 1319151), (1349, 486003), (1491, 439717), (4047, 162001), (9443, 69429), (23143, 28329)]