220181286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{38669}}^1$

素因数の和:38760

約数の個数: 32

約数和(自身を含む): 480745440

約数和(自身を除く): 260564154

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 5694, 38669, 77338, 116007, 232014, 502697, 1005394, 1508091, 2822837, 3016182, 5645674, 8468511, 16937022, 36696881, 73393762, 110090643, 220181286]

約数ペア:

[(1, 220181286), (2, 110090643), (3, 73393762), (6, 36696881), (13, 16937022), (26, 8468511), (39, 5645674), (73, 3016182), (78, 2822837), (146, 1508091), (219, 1005394), (438, 502697), (949, 232014), (1898, 116007), (2847, 77338), (5694, 38669)]