164031021

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 305141760

約数和(自身を除く): 141110739

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 257, 297, 307, 693, 771, 921, 1799, 2079, 2149, 2313, 2763, 2827, 3377, 5397, 6447, 6939, 8289, 8481, 10131, 16191, 19341, 19789, 23639, 25443, 30393, 48573, 58023, 59367, 70917, 76329, 78899, 91179, 178101, 212751, 236697, 534303, 552293, 638253, 710091, 867889, 1656879, 2130273, 2603667, 4970637, 6075223, 7811001, 14911911, 18225669, 23433003, 54677007, 164031021]

約数ペア:

[(1, 164031021), (3, 54677007), (7, 23433003), (9, 18225669), (11, 14911911), (21, 7811001), (27, 6075223), (33, 4970637), (63, 2603667), (77, 2130273), (99, 1656879), (189, 867889), (231, 710091), (257, 638253), (297, 552293), (307, 534303), (693, 236697), (771, 212751), (921, 178101), (1799, 91179), (2079, 78899), (2149, 76329), (2313, 70917), (2763, 59367), (2827, 58023), (3377, 48573), (5397, 30393), (6447, 25443), (6939, 23639), (8289, 19789), (8481, 19341), (10131, 16191)]