312450117

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{111869}}^1$

素因数の和:111905

約数の個数: 24

約数和(自身を含む): 510127200

約数和(自身を除く): 197677083

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 111869, 335607, 783083, 2125511, 2349249, 5481581, 6376533, 14878577, 16444743, 44635731, 104150039, 312450117]

約数ペア:

[(1, 312450117), (3, 104150039), (7, 44635731), (19, 16444743), (21, 14878577), (49, 6376533), (57, 5481581), (133, 2349249), (147, 2125511), (399, 783083), (931, 335607), (2793, 111869)]