1285704015

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1405141}}^1$

素因数の和:1405210

約数の個数: 16

約数和(自身を含む): 2090851296

約数和(自身を除く): 805147281

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 1405141, 4215423, 7025705, 21077115, 85713601, 257140803, 428568005, 1285704015]

約数ペア:

[(1, 1285704015), (3, 428568005), (5, 257140803), (15, 85713601), (61, 21077115), (183, 7025705), (305, 4215423), (915, 1405141)]