203423591

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 246758400

約数和(自身を除く): 43334809

約数列:

[1, 7, 41, 67, 71, 149, 287, 469, 497, 1043, 2747, 2911, 4757, 6109, 9983, 10579, 19229, 20377, 33299, 42763, 69881, 74053, 195037, 409303, 433739, 708793, 1365259, 2865121, 3036173, 4961551, 29060513, 203423591]

約数ペア:

[(1, 203423591), (7, 29060513), (41, 4961551), (67, 3036173), (71, 2865121), (149, 1365259), (287, 708793), (469, 433739), (497, 409303), (1043, 195037), (2747, 74053), (2911, 69881), (4757, 42763), (6109, 33299), (9983, 20377), (10579, 19229)]