207978295

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{22943}}^1$

素因数の和:22999

約数の個数: 24

約数和(自身を含む): 298180224

約数和(自身を除く): 90201929

約数列:

[1, 5, 7, 35, 37, 49, 185, 245, 259, 1295, 1813, 9065, 22943, 114715, 160601, 803005, 848891, 1124207, 4244455, 5621035, 5942237, 29711185, 41595659, 207978295]

約数ペア:

[(1, 207978295), (5, 41595659), (7, 29711185), (35, 5942237), (37, 5621035), (49, 4244455), (185, 1124207), (245, 848891), (259, 803005), (1295, 160601), (1813, 114715), (9065, 22943)]