389072684

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97171}}^1$

素因数の和:97206

約数の個数: 48

約数和(自身を含む): 914194176

約数和(自身を除く): 525121492

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 97171, 194342, 388684, 680197, 1068881, 1263223, 1360394, 2137762, 2526446, 2720788, 4275524, 5052892, 7482167, 8842561, 13895453, 14964334, 17685122, 27790906, 29928668, 35370244, 55581812, 97268171, 194536342, 389072684]

約数ペア:

[(1, 389072684), (2, 194536342), (4, 97268171), (7, 55581812), (11, 35370244), (13, 29928668), (14, 27790906), (22, 17685122), (26, 14964334), (28, 13895453), (44, 8842561), (52, 7482167), (77, 5052892), (91, 4275524), (143, 2720788), (154, 2526446), (182, 2137762), (286, 1360394), (308, 1263223), (364, 1068881), (572, 680197), (1001, 388684), (2002, 194342), (4004, 97171)]