268840649

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 359927808

約数和(自身を除く): 91087159

約数列:

[1, 7, 11, 31, 41, 67, 77, 217, 287, 341, 451, 469, 737, 1271, 1681, 2077, 2387, 2747, 3157, 5159, 8897, 11767, 13981, 14539, 18491, 19229, 22847, 30217, 52111, 85157, 97867, 112627, 129437, 159929, 211519, 364777, 573221, 596099, 788389, 936727, 1238897, 3491437, 4012547, 6557089, 8672279, 24440059, 38405807, 268840649]

約数ペア:

[(1, 268840649), (7, 38405807), (11, 24440059), (31, 8672279), (41, 6557089), (67, 4012547), (77, 3491437), (217, 1238897), (287, 936727), (341, 788389), (451, 596099), (469, 573221), (737, 364777), (1271, 211519), (1681, 159929), (2077, 129437), (2387, 112627), (2747, 97867), (3157, 85157), (5159, 52111), (8897, 30217), (11767, 22847), (13981, 19229), (14539, 18491)]