40406597

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 53913600

約数和(自身を除く): 13507003

約数列:

[1, 7, 11, 19, 71, 77, 133, 209, 389, 497, 781, 1349, 1463, 2723, 4279, 5467, 7391, 9443, 14839, 27619, 29953, 51737, 81301, 103873, 193333, 303809, 524761, 569107, 2126663, 3673327, 5772371, 40406597]

約数ペア:

[(1, 40406597), (7, 5772371), (11, 3673327), (19, 2126663), (71, 569107), (77, 524761), (133, 303809), (209, 193333), (389, 103873), (497, 81301), (781, 51737), (1349, 29953), (1463, 27619), (2723, 14839), (4279, 9443), (5467, 7391)]