1293333392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{200579}}^1$

素因数の和:200631

約数の個数: 40

約数和(自身を含む): 2785655040

約数和(自身を除く): 1492321648

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 200579, 401158, 802316, 1604632, 2607527, 3209264, 5215054, 6217949, 10430108, 12435898, 20860216, 24871796, 41720432, 49743592, 80833337, 99487184, 161666674, 323333348, 646666696, 1293333392]

約数ペア:

[(1, 1293333392), (2, 646666696), (4, 323333348), (8, 161666674), (13, 99487184), (16, 80833337), (26, 49743592), (31, 41720432), (52, 24871796), (62, 20860216), (104, 12435898), (124, 10430108), (208, 6217949), (248, 5215054), (403, 3209264), (496, 2607527), (806, 1604632), (1612, 802316), (3224, 401158), (6448, 200579)]