1807971879

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{220189}}^1$

素因数の和:220239

約数の個数: 32

約数和(自身を含む): 3043906560

約数和(自身を除く): 1235934681

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 8211, 220189, 660567, 1541323, 3743213, 4623969, 5064347, 11229639, 15193041, 26202491, 35450429, 78607473, 86093899, 106351287, 258281697, 602657293, 1807971879]

約数ペア:

[(1, 1807971879), (3, 602657293), (7, 258281697), (17, 106351287), (21, 86093899), (23, 78607473), (51, 35450429), (69, 26202491), (119, 15193041), (161, 11229639), (357, 5064347), (391, 4623969), (483, 3743213), (1173, 1541323), (2737, 660567), (8211, 220189)]