66981208

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{29173}}^1$

素因数の和:29227

約数の個数: 32

約数和(自身を含む): 147036960

約数和(自身を除く): 80055752

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 29173, 58346, 116692, 204211, 233384, 408422, 816844, 1196093, 1633688, 2392186, 4784372, 8372651, 9568744, 16745302, 33490604, 66981208]

約数ペア:

[(1, 66981208), (2, 33490604), (4, 16745302), (7, 9568744), (8, 8372651), (14, 4784372), (28, 2392186), (41, 1633688), (56, 1196093), (82, 816844), (164, 408422), (287, 233384), (328, 204211), (574, 116692), (1148, 58346), (2296, 29173)]