1781957996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2357}}^1$

素因数の和:2479

約数の個数: 96

約数和(自身を含む): 4022710272

約数和(自身を除く): 2240752276

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 67, 91, 124, 134, 182, 217, 268, 364, 403, 434, 469, 806, 868, 871, 938, 1612, 1742, 1876, 2077, 2357, 2821, 3484, 4154, 4714, 5642, 6097, 8308, 9428, 11284, 12194, 14539, 16499, 24388, 27001, 29078, 30641, 32998, 54002, 58156, 61282, 65996, 73067, 108004, 122564, 146134, 157919, 189007, 214487, 292268, 315838, 378014, 428974, 511469, 631676, 756028, 857948, 949871, 1022938, 1105433, 1899742, 2045876, 2052947, 2210866, 3799484, 4105894, 4421732, 4895489, 6649097, 8211788, 9790978, 13298194, 14370629, 19581956, 26596388, 28741258, 34268423, 57482516, 63641357, 68536846, 127282714, 137073692, 254565428, 445489499, 890978998, 1781957996]

約数ペア:

[(1, 1781957996), (2, 890978998), (4, 445489499), (7, 254565428), (13, 137073692), (14, 127282714), (26, 68536846), (28, 63641357), (31, 57482516), (52, 34268423), (62, 28741258), (67, 26596388), (91, 19581956), (124, 14370629), (134, 13298194), (182, 9790978), (217, 8211788), (268, 6649097), (364, 4895489), (403, 4421732), (434, 4105894), (469, 3799484), (806, 2210866), (868, 2052947), (871, 2045876), (938, 1899742), (1612, 1105433), (1742, 1022938), (1876, 949871), (2077, 857948), (2357, 756028), (2821, 631676), (3484, 511469), (4154, 428974), (4714, 378014), (5642, 315838), (6097, 292268), (8308, 214487), (9428, 189007), (11284, 157919), (12194, 146134), (14539, 122564), (16499, 108004), (24388, 73067), (27001, 65996), (29078, 61282), (30641, 58156), (32998, 54002)]