2197503

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 4158720

約数和(自身を除く): 1961217

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 151, 189, 231, 297, 441, 453, 539, 693, 1057, 1323, 1359, 1617, 1661, 2079, 3171, 4077, 4851, 4983, 7399, 9513, 11627, 14553, 14949, 22197, 28539, 34881, 44847, 66591, 81389, 104643, 199773, 244167, 313929, 732501, 2197503]

約数ペア:

[(1, 2197503), (3, 732501), (7, 313929), (9, 244167), (11, 199773), (21, 104643), (27, 81389), (33, 66591), (49, 44847), (63, 34881), (77, 28539), (99, 22197), (147, 14949), (151, 14553), (189, 11627), (231, 9513), (297, 7399), (441, 4983), (453, 4851), (539, 4077), (693, 3171), (1057, 2079), (1323, 1661), (1359, 1617)]