202543957

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 273643776

約数和(自身を除く): 71099819

約数列:

[1, 7, 11, 23, 37, 77, 121, 161, 253, 259, 281, 407, 847, 851, 1771, 1967, 2783, 2849, 3091, 4477, 5957, 6463, 9361, 10397, 19481, 21637, 31339, 34001, 45241, 65527, 71093, 72779, 102971, 114367, 238007, 239131, 497651, 720797, 782023, 800569, 1258037, 1673917, 2630441, 5474161, 8806259, 18413087, 28934851, 202543957]

約数ペア:

[(1, 202543957), (7, 28934851), (11, 18413087), (23, 8806259), (37, 5474161), (77, 2630441), (121, 1673917), (161, 1258037), (253, 800569), (259, 782023), (281, 720797), (407, 497651), (847, 239131), (851, 238007), (1771, 114367), (1967, 102971), (2783, 72779), (2849, 71093), (3091, 65527), (4477, 45241), (5957, 34001), (6463, 31339), (9361, 21637), (10397, 19481)]