2017448972

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:628

約数の個数: 108

約数和(自身を含む): 4545506952

約数和(自身を除く): 2528057980

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 257, 308, 331, 484, 514, 539, 662, 847, 1028, 1078, 1324, 1694, 1799, 2156, 2317, 2827, 3388, 3598, 3641, 4634, 5654, 5929, 7196, 7282, 9268, 11308, 11858, 12593, 14564, 16219, 19789, 23716, 25186, 25487, 31097, 32438, 39578, 40051, 50372, 50974, 62194, 64876, 79156, 80102, 85067, 101948, 124388, 138523, 160204, 170134, 178409, 217679, 277046, 280357, 340268, 356818, 435358, 554092, 560714, 595469, 713636, 870716, 935737, 1121428, 1190938, 1523753, 1871474, 1962499, 2381876, 3047506, 3742948, 3924998, 4168283, 6095012, 6550159, 7849996, 8336566, 10293107, 13100318, 16673132, 20586214, 26200636, 41172428, 45851113, 72051749, 91702226, 144103498, 183404452, 288206996, 504362243, 1008724486, 2017448972]

約数ペア:

[(1, 2017448972), (2, 1008724486), (4, 504362243), (7, 288206996), (11, 183404452), (14, 144103498), (22, 91702226), (28, 72051749), (44, 45851113), (49, 41172428), (77, 26200636), (98, 20586214), (121, 16673132), (154, 13100318), (196, 10293107), (242, 8336566), (257, 7849996), (308, 6550159), (331, 6095012), (484, 4168283), (514, 3924998), (539, 3742948), (662, 3047506), (847, 2381876), (1028, 1962499), (1078, 1871474), (1324, 1523753), (1694, 1190938), (1799, 1121428), (2156, 935737), (2317, 870716), (2827, 713636), (3388, 595469), (3598, 560714), (3641, 554092), (4634, 435358), (5654, 356818), (5929, 340268), (7196, 280357), (7282, 277046), (9268, 217679), (11308, 178409), (11858, 170134), (12593, 160204), (14564, 138523), (16219, 124388), (19789, 101948), (23716, 85067), (25186, 80102), (25487, 79156), (31097, 64876), (32438, 62194), (39578, 50974), (40051, 50372)]