254960158

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 399880800

約数和(自身を除く): 144920642

約数列:

[1, 2, 43, 86, 101, 149, 197, 202, 298, 394, 4343, 6407, 8471, 8686, 12814, 15049, 16942, 19897, 29353, 30098, 39794, 58706, 647107, 855571, 1262179, 1294214, 1711142, 2524358, 2964653, 5929306, 127480079, 254960158]

約数ペア:

[(1, 254960158), (2, 127480079), (43, 5929306), (86, 2964653), (101, 2524358), (149, 1711142), (197, 1294214), (202, 1262179), (298, 855571), (394, 647107), (4343, 58706), (6407, 39794), (8471, 30098), (8686, 29353), (12814, 19897), (15049, 16942)]