31495156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{349}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 69148800

約数和(自身を除く): 37653644

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 293, 308, 349, 586, 698, 1172, 1396, 2051, 2443, 3223, 3839, 4102, 4886, 6446, 7678, 8204, 9772, 12892, 15356, 22561, 26873, 45122, 53746, 90244, 102257, 107492, 204514, 409028, 715799, 1124827, 1431598, 2249654, 2863196, 4499308, 7873789, 15747578, 31495156]

約数ペア:

[(1, 31495156), (2, 15747578), (4, 7873789), (7, 4499308), (11, 2863196), (14, 2249654), (22, 1431598), (28, 1124827), (44, 715799), (77, 409028), (154, 204514), (293, 107492), (308, 102257), (349, 90244), (586, 53746), (698, 45122), (1172, 26873), (1396, 22561), (2051, 15356), (2443, 12892), (3223, 9772), (3839, 8204), (4102, 7678), (4886, 6446)]