71713990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421847}}^1$

素因数の和:421871

約数の個数: 16

約数和(自身を含む): 136678752

約数和(自身を除く): 64964762

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 421847, 843694, 2109235, 4218470, 7171399, 14342798, 35856995, 71713990]

約数ペア:

[(1, 71713990), (2, 35856995), (5, 14342798), (10, 7171399), (17, 4218470), (34, 2109235), (85, 843694), (170, 421847)]