2170987839

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{42611}}^1$

素因数の和:42677

約数の個数: 40

約数和(自身を含む): 3526739568

約数和(自身を除く): 1355751729

約数列:

[1, 3, 9, 17, 27, 37, 51, 81, 111, 153, 333, 459, 629, 999, 1377, 1887, 2997, 5661, 16983, 42611, 50949, 127833, 383499, 724387, 1150497, 1576607, 2173161, 3451491, 4729821, 6519483, 14189463, 19558449, 26802319, 42568389, 58675347, 80406957, 127705167, 241220871, 723662613, 2170987839]

約数ペア:

[(1, 2170987839), (3, 723662613), (9, 241220871), (17, 127705167), (27, 80406957), (37, 58675347), (51, 42568389), (81, 26802319), (111, 19558449), (153, 14189463), (333, 6519483), (459, 4729821), (629, 3451491), (999, 2173161), (1377, 1576607), (1887, 1150497), (2997, 724387), (5661, 383499), (16983, 127833), (42611, 50949)]