25327407

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 40108032

約数和(自身を除く): 14780625

約数列:

[1, 3, 7, 21, 47, 67, 141, 201, 329, 383, 469, 987, 1149, 1407, 2681, 3149, 8043, 9447, 18001, 22043, 25661, 54003, 66129, 76983, 126007, 179627, 378021, 538881, 1206067, 3618201, 8442469, 25327407]

約数ペア:

[(1, 25327407), (3, 8442469), (7, 3618201), (21, 1206067), (47, 538881), (67, 378021), (141, 179627), (201, 126007), (329, 76983), (383, 66129), (469, 54003), (987, 25661), (1149, 22043), (1407, 18001), (2681, 9447), (3149, 8043)]