1398411

素因数分解:

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

素因数の和:181

約数の個数: 32

約数和(自身を含む): 2432000

約数和(自身を除く): 1033589

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 151, 189, 343, 441, 453, 1029, 1057, 1323, 1359, 3087, 3171, 4077, 7399, 9261, 9513, 22197, 28539, 51793, 66591, 155379, 199773, 466137, 1398411]

約数ペア:

[(1, 1398411), (3, 466137), (7, 199773), (9, 155379), (21, 66591), (27, 51793), (49, 28539), (63, 22197), (147, 9513), (151, 9261), (189, 7399), (343, 4077), (441, 3171), (453, 3087), (1029, 1359), (1057, 1323)]