291215872

素因数分解:

$2^9\times {\mathrm{71}}^1\times {\mathrm{8011}}^1$

素因数の和:8100

約数の個数: 40

約数和(自身を含む): 590131872

約数和(自身を除く): 298916000

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 512, 568, 1136, 2272, 4544, 8011, 9088, 16022, 18176, 32044, 36352, 64088, 128176, 256352, 512704, 568781, 1025408, 1137562, 2050816, 2275124, 4101632, 4550248, 9100496, 18200992, 36401984, 72803968, 145607936, 291215872]

約数ペア:

[(1, 291215872), (2, 145607936), (4, 72803968), (8, 36401984), (16, 18200992), (32, 9100496), (64, 4550248), (71, 4101632), (128, 2275124), (142, 2050816), (256, 1137562), (284, 1025408), (512, 568781), (568, 512704), (1136, 256352), (2272, 128176), (4544, 64088), (8011, 36352), (9088, 32044), (16022, 18176)]