205473611

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 267252480

約数和(自身を除く): 61778869

約数列:

[1, 7, 17, 31, 49, 73, 109, 119, 217, 511, 527, 763, 833, 1241, 1519, 1853, 2263, 3379, 3577, 3689, 5341, 7957, 8687, 12971, 15841, 23653, 25823, 38471, 55699, 57443, 60809, 90797, 110887, 135269, 165571, 246667, 269297, 389893, 402101, 946883, 1726669, 1885079, 2814707, 4193339, 6628181, 12086683, 29353373, 205473611]

約数ペア:

[(1, 205473611), (7, 29353373), (17, 12086683), (31, 6628181), (49, 4193339), (73, 2814707), (109, 1885079), (119, 1726669), (217, 946883), (511, 402101), (527, 389893), (763, 269297), (833, 246667), (1241, 165571), (1519, 135269), (1853, 110887), (2263, 90797), (3379, 60809), (3577, 57443), (3689, 55699), (5341, 38471), (7957, 25823), (8687, 23653), (12971, 15841)]