1388007973

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 1604477952

約数和(自身を除く): 216469979

約数列:

[1, 11, 37, 41, 223, 373, 407, 451, 1517, 2453, 4103, 8251, 9143, 13801, 15293, 16687, 83179, 90761, 100573, 151811, 168223, 338291, 565841, 914969, 3077623, 3410339, 3721201, 6224251, 33853853, 37513729, 126182543, 1388007973]

約数ペア:

[(1, 1388007973), (11, 126182543), (37, 37513729), (41, 33853853), (223, 6224251), (373, 3721201), (407, 3410339), (451, 3077623), (1517, 914969), (2453, 565841), (4103, 338291), (8251, 168223), (9143, 151811), (13801, 100573), (15293, 90761), (16687, 83179)]