138879928

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{2707}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 291732840

約数和(自身を除く): 152852912

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 121, 212, 242, 424, 484, 583, 968, 1166, 2332, 2707, 4664, 5414, 6413, 10828, 12826, 21656, 25652, 29777, 51304, 59554, 119108, 143471, 238216, 286942, 327547, 573884, 655094, 1147768, 1310188, 1578181, 2620376, 3156362, 6312724, 12625448, 17359991, 34719982, 69439964, 138879928]

約数ペア:

[(1, 138879928), (2, 69439964), (4, 34719982), (8, 17359991), (11, 12625448), (22, 6312724), (44, 3156362), (53, 2620376), (88, 1578181), (106, 1310188), (121, 1147768), (212, 655094), (242, 573884), (424, 327547), (484, 286942), (583, 238216), (968, 143471), (1166, 119108), (2332, 59554), (2707, 51304), (4664, 29777), (5414, 25652), (6413, 21656), (10828, 12826)]