16810173

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 26484480

約数和(自身を除く): 9674307

約数列:

[1, 3, 9, 27, 37, 71, 79, 81, 111, 213, 237, 333, 639, 711, 999, 1917, 2133, 2627, 2923, 2997, 5609, 5751, 6399, 7881, 8769, 16827, 23643, 26307, 50481, 70929, 78921, 151443, 207533, 212787, 236763, 454329, 622599, 1867797, 5603391, 16810173]

約数ペア:

[(1, 16810173), (3, 5603391), (9, 1867797), (27, 622599), (37, 454329), (71, 236763), (79, 212787), (81, 207533), (111, 151443), (213, 78921), (237, 70929), (333, 50481), (639, 26307), (711, 23643), (999, 16827), (1917, 8769), (2133, 7881), (2627, 6399), (2923, 5751), (2997, 5609)]