1981502607

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1\times {\mathrm{1721}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 3054965760

約数和(自身を除く): 1073463153

約数列:

[1, 3, 7, 21, 109, 327, 503, 763, 1509, 1721, 2289, 3521, 5163, 10563, 12047, 36141, 54827, 164481, 187589, 383789, 562767, 865663, 1151367, 1313123, 2596989, 3939369, 6059641, 18178923, 94357267, 283071801, 660500869, 1981502607]

約数ペア:

[(1, 1981502607), (3, 660500869), (7, 283071801), (21, 94357267), (109, 18178923), (327, 6059641), (503, 3939369), (763, 2596989), (1509, 1313123), (1721, 1151367), (2289, 865663), (3521, 562767), (5163, 383789), (10563, 187589), (12047, 164481), (36141, 54827)]