123721036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{20443}}^1$

素因数の和:20553

約数の個数: 24

約数和(自身を含む): 231834960

約数和(自身を除く): 108113924

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 6052, 20443, 40886, 81772, 347531, 695062, 1390124, 1819427, 3638854, 7277708, 30930259, 61860518, 123721036]

約数ペア:

[(1, 123721036), (2, 61860518), (4, 30930259), (17, 7277708), (34, 3638854), (68, 1819427), (89, 1390124), (178, 695062), (356, 347531), (1513, 81772), (3026, 40886), (6052, 20443)]