64419649

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{571}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 75119616

約数和(自身を除く): 10699967

約数列:

[1, 7, 71, 227, 497, 571, 1589, 3997, 16117, 40541, 112819, 129617, 283787, 907319, 9202807, 64419649]

約数ペア:

[(1, 64419649), (7, 9202807), (71, 907319), (227, 283787), (497, 129617), (571, 112819), (1589, 40541), (3997, 16117)]