81632516

素因数分解:

$2^2\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{2207}}^1$

素因数の和:3539

約数の個数: 24

約数和(自身を含む): 163462656

約数和(自身を除く): 81830140

約数列:

[1, 2, 4, 7, 14, 28, 1321, 2207, 2642, 4414, 5284, 8828, 9247, 15449, 18494, 30898, 36988, 61796, 2915447, 5830894, 11661788, 20408129, 40816258, 81632516]

約数ペア:

[(1, 81632516), (2, 40816258), (4, 20408129), (7, 11661788), (14, 5830894), (28, 2915447), (1321, 61796), (2207, 36988), (2642, 30898), (4414, 18494), (5284, 15449), (8828, 9247)]