81233990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{477847}}^1$

素因数の和:477871

約数の個数: 16

約数和(自身を含む): 154822752

約数和(自身を除く): 73588762

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 477847, 955694, 2389235, 4778470, 8123399, 16246798, 40616995, 81233990]

約数ペア:

[(1, 81233990), (2, 40616995), (5, 16246798), (10, 8123399), (17, 4778470), (34, 2389235), (85, 955694), (170, 477847)]