8207367

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 13094400

約数和(自身を除く): 4887033

約数列:

[1, 3, 7, 21, 43, 61, 129, 149, 183, 301, 427, 447, 903, 1043, 1281, 2623, 3129, 6407, 7869, 9089, 18361, 19221, 27267, 44849, 55083, 63623, 134547, 190869, 390827, 1172481, 2735789, 8207367]

約数ペア:

[(1, 8207367), (3, 2735789), (7, 1172481), (21, 390827), (43, 190869), (61, 134547), (129, 63623), (149, 55083), (183, 44849), (301, 27267), (427, 19221), (447, 18361), (903, 9089), (1043, 7869), (1281, 6407), (2623, 3129)]