28423521

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1489}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 48633600

約数和(自身を除く): 20210079

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 909, 1489, 2121, 2727, 4467, 6363, 10423, 13401, 19089, 31269, 40203, 93807, 150389, 281421, 451167, 1052723, 1353501, 3158169, 4060503, 9474507, 28423521]

約数ペア:

[(1, 28423521), (3, 9474507), (7, 4060503), (9, 3158169), (21, 1353501), (27, 1052723), (63, 451167), (101, 281421), (189, 150389), (303, 93807), (707, 40203), (909, 31269), (1489, 19089), (2121, 13401), (2727, 10423), (4467, 6363)]