9801979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 32

約数和(自身を含む): 12317184

約数和(自身を除く): 2515205

約数列:

[1, 11, 17, 23, 43, 53, 187, 253, 391, 473, 583, 731, 901, 989, 1219, 2279, 4301, 8041, 9911, 10879, 13409, 16813, 20723, 25069, 38743, 52417, 184943, 227953, 426173, 576587, 891089, 9801979]

約数ペア:

[(1, 9801979), (11, 891089), (17, 576587), (23, 426173), (43, 227953), (53, 184943), (187, 52417), (253, 38743), (391, 25069), (473, 20723), (583, 16813), (731, 13409), (901, 10879), (989, 9911), (1219, 8041), (2279, 4301)]