201396909

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 343872000

約数和(自身を除く): 142475091

約数列:

[1, 3, 7, 17, 21, 29, 49, 51, 87, 119, 147, 203, 343, 357, 397, 493, 609, 833, 1029, 1191, 1421, 1479, 2499, 2779, 3451, 4263, 5831, 6749, 8337, 9947, 10353, 11513, 17493, 19453, 20247, 24157, 29841, 34539, 47243, 58359, 72471, 80591, 136171, 141729, 169099, 195721, 241773, 330701, 408513, 507297, 564137, 587163, 992103, 1370047, 1692411, 2314907, 3948959, 4110141, 6944721, 9590329, 11846877, 28770987, 67132303, 201396909]

約数ペア:

[(1, 201396909), (3, 67132303), (7, 28770987), (17, 11846877), (21, 9590329), (29, 6944721), (49, 4110141), (51, 3948959), (87, 2314907), (119, 1692411), (147, 1370047), (203, 992103), (343, 587163), (357, 564137), (397, 507297), (493, 408513), (609, 330701), (833, 241773), (1029, 195721), (1191, 169099), (1421, 141729), (1479, 136171), (2499, 80591), (2779, 72471), (3451, 58359), (4263, 47243), (5831, 34539), (6749, 29841), (8337, 24157), (9947, 20247), (10353, 19453), (11513, 17493)]