209675367

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 341172000

約数和(自身を除く): 131496633

約数列:

[1, 3, 9, 11, 33, 53, 89, 99, 159, 267, 449, 477, 583, 801, 979, 1347, 1749, 2937, 4041, 4717, 4939, 5247, 8811, 14151, 14817, 23797, 39961, 42453, 44451, 51887, 71391, 119883, 155661, 214173, 261767, 359649, 439571, 466983, 785301, 1318713, 2117933, 2355903, 3956139, 6353799, 19061397, 23297263, 69891789, 209675367]

約数ペア:

[(1, 209675367), (3, 69891789), (9, 23297263), (11, 19061397), (33, 6353799), (53, 3956139), (89, 2355903), (99, 2117933), (159, 1318713), (267, 785301), (449, 466983), (477, 439571), (583, 359649), (801, 261767), (979, 214173), (1347, 155661), (1749, 119883), (2937, 71391), (4041, 51887), (4717, 44451), (4939, 42453), (5247, 39961), (8811, 23797), (14151, 14817)]