216937996

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{439}}^1\times {\mathrm{1021}}^1$

素因数の和:1486

約数の個数: 36

約数和(自身を含む): 418652080

約数和(自身を除く): 201714084

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 439, 484, 878, 1021, 1756, 2042, 4084, 4829, 9658, 11231, 19316, 22462, 44924, 53119, 106238, 123541, 212476, 247082, 448219, 494164, 896438, 1792876, 4930409, 9860818, 19721636, 54234499, 108468998, 216937996]

約数ペア:

[(1, 216937996), (2, 108468998), (4, 54234499), (11, 19721636), (22, 9860818), (44, 4930409), (121, 1792876), (242, 896438), (439, 494164), (484, 448219), (878, 247082), (1021, 212476), (1756, 123541), (2042, 106238), (4084, 53119), (4829, 44924), (9658, 22462), (11231, 19316)]