997844211

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{406123}}^1$

素因数の和:406152

約数の個数: 32

約数和(自身を含む): 1819435520

約数和(自身を除く): 821591309

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 406123, 1218369, 2842861, 3655107, 5279599, 8528583, 10965321, 15838797, 25585749, 36957193, 47516391, 76757247, 110871579, 142549173, 332614737, 997844211]

約数ペア:

[(1, 997844211), (3, 332614737), (7, 142549173), (9, 110871579), (13, 76757247), (21, 47516391), (27, 36957193), (39, 25585749), (63, 15838797), (91, 10965321), (117, 8528583), (189, 5279599), (273, 3655107), (351, 2842861), (819, 1218369), (2457, 406123)]