8421699

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 13434624

約数和(自身を除く): 5012925

約数列:

[1, 3, 11, 13, 33, 39, 67, 143, 201, 293, 429, 737, 871, 879, 2211, 2613, 3223, 3809, 9581, 9669, 11427, 19631, 28743, 41899, 58893, 125697, 215941, 255203, 647823, 765609, 2807233, 8421699]

約数ペア:

[(1, 8421699), (3, 2807233), (11, 765609), (13, 647823), (33, 255203), (39, 215941), (67, 125697), (143, 58893), (201, 41899), (293, 28743), (429, 19631), (737, 11427), (871, 9669), (879, 9581), (2211, 3809), (2613, 3223)]