993909

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 32

約数和(自身を含む): 1658880

約数和(自身を除く): 664971

約数列:

[1, 3, 7, 19, 21, 47, 53, 57, 133, 141, 159, 329, 371, 399, 893, 987, 1007, 1113, 2491, 2679, 3021, 6251, 7049, 7473, 17437, 18753, 21147, 47329, 52311, 141987, 331303, 993909]

約数ペア:

[(1, 993909), (3, 331303), (7, 141987), (19, 52311), (21, 47329), (47, 21147), (53, 18753), (57, 17437), (133, 7473), (141, 7049), (159, 6251), (329, 3021), (371, 2679), (399, 2491), (893, 1113), (987, 1007)]