197679968642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{245260507}}^1$

素因数の和:245260553

約数の個数: 16

約数和(自身を含む): 329630122752

約数和(自身を除く): 131950154110

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 245260507, 490521014, 3188386591, 6376773182, 7603075717, 15206151434, 98839984321, 197679968642]

約数ペア:

[(1, 197679968642), (2, 98839984321), (13, 15206151434), (26, 7603075717), (31, 6376773182), (62, 3188386591), (403, 490521014), (806, 245260507)]