213804573

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 306647040

約数和(自身を除く): 92842467

約数列:

[1, 3, 23, 61, 69, 79, 183, 237, 643, 1403, 1817, 1929, 4209, 4819, 5451, 14457, 14789, 39223, 44367, 50797, 110837, 117669, 152391, 332511, 902129, 1168331, 2706387, 3098617, 3504993, 9295851, 71268191, 213804573]

約数ペア:

[(1, 213804573), (3, 71268191), (23, 9295851), (61, 3504993), (69, 3098617), (79, 2706387), (183, 1168331), (237, 902129), (643, 332511), (1403, 152391), (1817, 117669), (1929, 110837), (4209, 50797), (4819, 44367), (5451, 39223), (14457, 14789)]