2172905072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{336989}}^1$

素因数の和:337041

約数の個数: 40

約数和(自身を含む): 4680117120

約数和(自身を除く): 2507212048

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 336989, 673978, 1347956, 2695912, 4380857, 5391824, 8761714, 10446659, 17523428, 20893318, 35046856, 41786636, 70093712, 83573272, 135806567, 167146544, 271613134, 543226268, 1086452536, 2172905072]

約数ペア:

[(1, 2172905072), (2, 1086452536), (4, 543226268), (8, 271613134), (13, 167146544), (16, 135806567), (26, 83573272), (31, 70093712), (52, 41786636), (62, 35046856), (104, 20893318), (124, 17523428), (208, 10446659), (248, 8761714), (403, 5391824), (496, 4380857), (806, 2695912), (1612, 1347956), (3224, 673978), (6448, 336989)]