13556972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 28238112

約数和(自身を除く): 14681140

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 137, 143, 173, 274, 286, 346, 548, 572, 692, 1507, 1781, 1903, 2249, 3014, 3562, 3806, 4498, 6028, 7124, 7612, 8996, 19591, 23701, 24739, 39182, 47402, 49478, 78364, 94804, 98956, 260711, 308113, 521422, 616226, 1042844, 1232452, 3389243, 6778486, 13556972]

約数ペア:

[(1, 13556972), (2, 6778486), (4, 3389243), (11, 1232452), (13, 1042844), (22, 616226), (26, 521422), (44, 308113), (52, 260711), (137, 98956), (143, 94804), (173, 78364), (274, 49478), (286, 47402), (346, 39182), (548, 24739), (572, 23701), (692, 19591), (1507, 8996), (1781, 7612), (1903, 7124), (2249, 6028), (3014, 4498), (3562, 3806)]