64448783

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 81715200

約数和(自身を除く): 17266417

約数列:

[1, 7, 23, 31, 37, 161, 217, 259, 349, 713, 851, 1147, 2443, 4991, 5957, 8027, 8029, 10819, 12913, 26381, 56189, 75733, 90391, 184667, 248837, 296999, 400303, 1741859, 2078993, 2802121, 9206969, 64448783]

約数ペア:

[(1, 64448783), (7, 9206969), (23, 2802121), (31, 2078993), (37, 1741859), (161, 400303), (217, 296999), (259, 248837), (349, 184667), (713, 90391), (851, 75733), (1147, 56189), (2443, 26381), (4991, 12913), (5957, 10819), (8027, 8029)]