287125072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{9931}}^1$

素因数の和:10091

約数の個数: 40

約数和(自身を含む): 603468320

約数和(自身を除く): 316343248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 7228, 9931, 14456, 19862, 28912, 39724, 79448, 129103, 158896, 258206, 516412, 1032824, 1380409, 2065648, 2760818, 5521636, 11043272, 17945317, 22086544, 35890634, 71781268, 143562536, 287125072]

約数ペア:

[(1, 287125072), (2, 143562536), (4, 71781268), (8, 35890634), (13, 22086544), (16, 17945317), (26, 11043272), (52, 5521636), (104, 2760818), (139, 2065648), (208, 1380409), (278, 1032824), (556, 516412), (1112, 258206), (1807, 158896), (2224, 129103), (3614, 79448), (7228, 39724), (9931, 28912), (14456, 19862)]