1657407843

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{9157}}^1$

素因数の和:9213

約数の個数: 72

約数和(自身を含む): 3137311008

約数和(自身を除く): 1479903165

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 169, 221, 273, 357, 507, 663, 819, 1071, 1183, 1521, 1547, 1989, 2873, 3549, 4641, 8619, 9157, 10647, 13923, 20111, 25857, 27471, 60333, 64099, 82413, 119041, 155669, 180999, 192297, 357123, 467007, 576891, 833287, 1071369, 1089683, 1401021, 1547533, 2023697, 2499861, 3269049, 4642599, 6071091, 7499583, 9807147, 10832731, 13927797, 14165879, 18213273, 26308061, 32498193, 42497637, 78924183, 97494579, 127492911, 184156427, 236772549, 552469281, 1657407843]

約数ペア:

[(1, 1657407843), (3, 552469281), (7, 236772549), (9, 184156427), (13, 127492911), (17, 97494579), (21, 78924183), (39, 42497637), (51, 32498193), (63, 26308061), (91, 18213273), (117, 14165879), (119, 13927797), (153, 10832731), (169, 9807147), (221, 7499583), (273, 6071091), (357, 4642599), (507, 3269049), (663, 2499861), (819, 2023697), (1071, 1547533), (1183, 1401021), (1521, 1089683), (1547, 1071369), (1989, 833287), (2873, 576891), (3549, 467007), (4641, 357123), (8619, 192297), (9157, 180999), (10647, 155669), (13923, 119041), (20111, 82413), (25857, 64099), (27471, 60333)]