331369857

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1493}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 591671808

約数和(自身を除く): 260301951

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 271, 273, 813, 819, 1493, 1897, 2439, 3523, 4479, 5691, 10451, 10569, 13437, 17073, 19409, 24661, 31353, 31707, 58227, 73983, 94059, 135863, 174681, 221949, 404603, 407589, 1213809, 1222767, 2832221, 3641427, 5259839, 8496663, 15779517, 25489989, 36818873, 47338551, 110456619, 331369857]

約数ペア:

[(1, 331369857), (3, 110456619), (7, 47338551), (9, 36818873), (13, 25489989), (21, 15779517), (39, 8496663), (63, 5259839), (91, 3641427), (117, 2832221), (271, 1222767), (273, 1213809), (813, 407589), (819, 404603), (1493, 221949), (1897, 174681), (2439, 135863), (3523, 94059), (4479, 73983), (5691, 58227), (10451, 31707), (10569, 31353), (13437, 24661), (17073, 19409)]