218772046

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 347608800

約数和(自身を除く): 128836754

約数列:

[1, 2, 37, 43, 74, 86, 197, 349, 394, 698, 1591, 3182, 7289, 8471, 12913, 14578, 15007, 16942, 25826, 30014, 68753, 137506, 313427, 555259, 626854, 1110518, 2543861, 2956379, 5087722, 5912758, 109386023, 218772046]

約数ペア:

[(1, 218772046), (2, 109386023), (37, 5912758), (43, 5087722), (74, 2956379), (86, 2543861), (197, 1110518), (349, 626854), (394, 555259), (698, 313427), (1591, 137506), (3182, 68753), (7289, 30014), (8471, 25826), (12913, 16942), (14578, 15007)]