15665524119

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{420743}}^1$

素因数の和:420956

約数の個数: 32

約数和(自身を含む): 26658339840

約数和(自身を除く): 10992815721

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 1379, 1773, 4137, 5319, 12411, 37233, 420743, 1262229, 2945201, 3786687, 8835603, 11360061, 26506809, 79520427, 82886371, 248659113, 580204597, 745977339, 1740613791, 2237932017, 5221841373, 15665524119]

約数ペア:

[(1, 15665524119), (3, 5221841373), (7, 2237932017), (9, 1740613791), (21, 745977339), (27, 580204597), (63, 248659113), (189, 82886371), (197, 79520427), (591, 26506809), (1379, 11360061), (1773, 8835603), (4137, 3786687), (5319, 2945201), (12411, 1262229), (37233, 420743)]