168777

素因数分解:

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

素因数の和:82

約数の個数: 32

約数和(自身を含む): 307200

約数和(自身を除く): 138423

約数列:

[1, 3, 7, 9, 19, 21, 27, 47, 57, 63, 133, 141, 171, 189, 329, 399, 423, 513, 893, 987, 1197, 1269, 2679, 2961, 3591, 6251, 8037, 8883, 18753, 24111, 56259, 168777]

約数ペア:

[(1, 168777), (3, 56259), (7, 24111), (9, 18753), (19, 8883), (21, 8037), (27, 6251), (47, 3591), (57, 2961), (63, 2679), (133, 1269), (141, 1197), (171, 987), (189, 893), (329, 513), (399, 423)]