2248641

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 40

約数和(自身を含む): 3763584

約数和(自身を除く): 1514943

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 71, 81, 153, 207, 213, 391, 459, 621, 639, 1173, 1207, 1377, 1633, 1863, 1917, 3519, 3621, 4899, 5751, 10557, 10863, 14697, 27761, 31671, 32589, 44091, 83283, 97767, 132273, 249849, 749547, 2248641]

約数ペア:

[(1, 2248641), (3, 749547), (9, 249849), (17, 132273), (23, 97767), (27, 83283), (51, 44091), (69, 32589), (71, 31671), (81, 27761), (153, 14697), (207, 10863), (213, 10557), (391, 5751), (459, 4899), (621, 3621), (639, 3519), (1173, 1917), (1207, 1863), (1377, 1633)]