25878242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 43728384

約数和(自身を除く): 17850142

約数列:

[1, 2, 13, 26, 31, 62, 97, 194, 331, 403, 662, 806, 1261, 2522, 3007, 4303, 6014, 8606, 10261, 20522, 32107, 39091, 64214, 78182, 133393, 266786, 417391, 834782, 995317, 1990634, 12939121, 25878242]

約数ペア:

[(1, 25878242), (2, 12939121), (13, 1990634), (26, 995317), (31, 834782), (62, 417391), (97, 266786), (194, 133393), (331, 78182), (403, 64214), (662, 39091), (806, 32107), (1261, 20522), (2522, 10261), (3007, 8606), (4303, 6014)]