1994115145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{8537}}^1$

素因数の和:8721

約数の個数: 32

約数和(自身を含む): 2714674176

約数和(自身を除く): 720559031

約数列:

[1, 5, 11, 31, 55, 137, 155, 341, 685, 1507, 1705, 4247, 7535, 8537, 21235, 42685, 46717, 93907, 233585, 264647, 469535, 1169569, 1323235, 2911117, 5847845, 12865259, 14555585, 36256639, 64326295, 181283195, 398823029, 1994115145]

約数ペア:

[(1, 1994115145), (5, 398823029), (11, 181283195), (31, 64326295), (55, 36256639), (137, 14555585), (155, 12865259), (341, 5847845), (685, 2911117), (1507, 1323235), (1705, 1169569), (4247, 469535), (7535, 264647), (8537, 233585), (21235, 93907), (42685, 46717)]