28289918

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:464

約数の個数: 24

約数和(自身を含む): 45042480

約数和(自身を除く): 16752562

約数列:

[1, 2, 31, 41, 62, 82, 359, 718, 961, 1271, 1922, 2542, 11129, 14719, 22258, 29438, 39401, 78802, 344999, 456289, 689998, 912578, 14144959, 28289918]

約数ペア:

[(1, 28289918), (2, 14144959), (31, 912578), (41, 689998), (62, 456289), (82, 344999), (359, 78802), (718, 39401), (961, 29438), (1271, 22258), (1922, 14719), (2542, 11129)]