81603494

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{253427}}^1$

素因数の和:253459

約数の個数: 16

約数和(自身を含む): 145974528

約数和(自身を除く): 64371034

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 253427, 506854, 1773989, 3547978, 5828821, 11657642, 40801747, 81603494]

約数ペア:

[(1, 81603494), (2, 40801747), (7, 11657642), (14, 5828821), (23, 3547978), (46, 1773989), (161, 506854), (322, 253427)]