128972634

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{74897}}^1$

素因数の和:74950

約数の個数: 32

約数和(自身を含む): 301988736

約数和(自身を除く): 173016102

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 74897, 149794, 224691, 449382, 524279, 1048558, 1572837, 3070777, 3145674, 6141554, 9212331, 18424662, 21495439, 42990878, 64486317, 128972634]

約数ペア:

[(1, 128972634), (2, 64486317), (3, 42990878), (6, 21495439), (7, 18424662), (14, 9212331), (21, 6141554), (41, 3145674), (42, 3070777), (82, 1572837), (123, 1048558), (246, 524279), (287, 449382), (574, 224691), (861, 149794), (1722, 74897)]