201751641

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 375986688

約数和(自身を除く): 174235047

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 101, 117, 189, 271, 273, 303, 351, 567, 707, 813, 819, 909, 1053, 1313, 1897, 2121, 2439, 2457, 2727, 3523, 3939, 5691, 6363, 7317, 7371, 8181, 9191, 10569, 11817, 17073, 19089, 21951, 24661, 27371, 27573, 31707, 35451, 51219, 57267, 73983, 82113, 82719, 95121, 106353, 153657, 191597, 221949, 246339, 248157, 285363, 355823, 574791, 665847, 739017, 744471, 1067469, 1724373, 1997541, 2217051, 2490761, 3202407, 5173119, 7472283, 9607221, 15519357, 22416849, 28821663, 67250547, 201751641]

約数ペア:

[(1, 201751641), (3, 67250547), (7, 28821663), (9, 22416849), (13, 15519357), (21, 9607221), (27, 7472283), (39, 5173119), (63, 3202407), (81, 2490761), (91, 2217051), (101, 1997541), (117, 1724373), (189, 1067469), (271, 744471), (273, 739017), (303, 665847), (351, 574791), (567, 355823), (707, 285363), (813, 248157), (819, 246339), (909, 221949), (1053, 191597), (1313, 153657), (1897, 106353), (2121, 95121), (2439, 82719), (2457, 82113), (2727, 73983), (3523, 57267), (3939, 51219), (5691, 35451), (6363, 31707), (7317, 27573), (7371, 27371), (8181, 24661), (9191, 21951), (10569, 19089), (11817, 17073)]