309130558

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{991}}^1\times {\mathrm{1289}}^1$

素因数の和:2304

約数の個数: 24

約数和(自身を含む): 510592320

約数和(自身を除く): 201461762

約数列:

[1, 2, 11, 22, 121, 242, 991, 1289, 1982, 2578, 10901, 14179, 21802, 28358, 119911, 155969, 239822, 311938, 1277399, 2554798, 14051389, 28102778, 154565279, 309130558]

約数ペア:

[(1, 309130558), (2, 154565279), (11, 28102778), (22, 14051389), (121, 2554798), (242, 1277399), (991, 311938), (1289, 239822), (1982, 155969), (2578, 119911), (10901, 28358), (14179, 21802)]