2783142005

素因数分解:

$5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{128879}}^1$

素因数の和:129508

約数の個数: 16

約数和(自身を含む): 3823096320

約数和(自身を除く): 1039954315

約数列:

[1, 5, 7, 35, 617, 3085, 4319, 21595, 128879, 644395, 902153, 4510765, 79518343, 397591715, 556628401, 2783142005]

約数ペア:

[(1, 2783142005), (5, 556628401), (7, 397591715), (35, 79518343), (617, 4510765), (3085, 902153), (4319, 644395), (21595, 128879)]