320464881

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{983}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 524983680

約数和(自身を除く): 204518799

約数列:

[1, 3, 9, 11, 33, 37, 89, 99, 111, 267, 333, 407, 801, 979, 983, 1221, 2937, 2949, 3293, 3663, 8811, 8847, 9879, 10813, 29637, 32439, 36223, 36371, 87487, 97317, 108669, 109113, 262461, 326007, 327339, 400081, 787383, 962357, 1200243, 2887071, 3237019, 3600729, 8661213, 9711057, 29133171, 35607209, 106821627, 320464881]

約数ペア:

[(1, 320464881), (3, 106821627), (9, 35607209), (11, 29133171), (33, 9711057), (37, 8661213), (89, 3600729), (99, 3237019), (111, 2887071), (267, 1200243), (333, 962357), (407, 787383), (801, 400081), (979, 327339), (983, 326007), (1221, 262461), (2937, 109113), (2949, 108669), (3293, 97317), (3663, 87487), (8811, 36371), (8847, 36223), (9879, 32439), (10813, 29637)]