239804572

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{208889}}^1$

素因数の和:208941

約数の個数: 24

約数和(自身を含む): 491309280

約数和(自身を除く): 251504708

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 208889, 417778, 835556, 1462223, 2924446, 5848892, 8564449, 17128898, 34257796, 59951143, 119902286, 239804572]

約数ペア:

[(1, 239804572), (2, 119902286), (4, 59951143), (7, 34257796), (14, 17128898), (28, 8564449), (41, 5848892), (82, 2924446), (164, 1462223), (287, 835556), (574, 417778), (1148, 208889)]