290473715

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{40883}}^1$

素因数の和:40931

約数の個数: 24

約数和(自身を含む): 419469840

約数和(自身を除く): 128996125

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 7105, 40883, 204415, 286181, 1185607, 1430905, 2003267, 5928035, 8299249, 10016335, 41496245, 58094743, 290473715]

約数ペア:

[(1, 290473715), (5, 58094743), (7, 41496245), (29, 10016335), (35, 8299249), (49, 5928035), (145, 2003267), (203, 1430905), (245, 1185607), (1015, 286181), (1421, 204415), (7105, 40883)]