561203721

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8737}}^1$

素因数の和:8823

約数の個数: 40

約数和(自身を含む): 917734664

約数和(自身を除く): 356530943

約数列:

[1, 3, 9, 13, 27, 39, 61, 81, 117, 183, 351, 549, 793, 1053, 1647, 2379, 4941, 7137, 8737, 21411, 26211, 64233, 78633, 113581, 235899, 340743, 532957, 707697, 1022229, 1598871, 3066687, 4796613, 6928441, 9200061, 14389839, 20785323, 43169517, 62355969, 187067907, 561203721]

約数ペア:

[(1, 561203721), (3, 187067907), (9, 62355969), (13, 43169517), (27, 20785323), (39, 14389839), (61, 9200061), (81, 6928441), (117, 4796613), (183, 3066687), (351, 1598871), (549, 1022229), (793, 707697), (1053, 532957), (1647, 340743), (2379, 235899), (4941, 113581), (7137, 78633), (8737, 64233), (21411, 26211)]