3157938

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 7952256

約数和(自身を除く): 4794318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 353, 426, 497, 639, 706, 994, 1059, 1278, 1491, 2118, 2471, 2982, 3177, 4473, 4942, 6354, 7413, 8946, 14826, 22239, 25063, 44478, 50126, 75189, 150378, 175441, 225567, 350882, 451134, 526323, 1052646, 1578969, 3157938]

約数ペア:

[(1, 3157938), (2, 1578969), (3, 1052646), (6, 526323), (7, 451134), (9, 350882), (14, 225567), (18, 175441), (21, 150378), (42, 75189), (63, 50126), (71, 44478), (126, 25063), (142, 22239), (213, 14826), (353, 8946), (426, 7413), (497, 6354), (639, 4942), (706, 4473), (994, 3177), (1059, 2982), (1278, 2471), (1491, 2118)]