39982514

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 72394560

約数和(自身を除く): 32412046

約数列:

[1, 2, 11, 13, 22, 26, 71, 121, 142, 143, 179, 242, 286, 358, 781, 923, 1562, 1573, 1846, 1969, 2327, 3146, 3938, 4654, 8591, 10153, 12709, 17182, 20306, 21659, 25418, 25597, 43318, 51194, 111683, 139799, 165217, 223366, 279598, 281567, 330434, 563134, 1537789, 1817387, 3075578, 3634774, 19991257, 39982514]

約数ペア:

[(1, 39982514), (2, 19991257), (11, 3634774), (13, 3075578), (22, 1817387), (26, 1537789), (71, 563134), (121, 330434), (142, 281567), (143, 279598), (179, 223366), (242, 165217), (286, 139799), (358, 111683), (781, 51194), (923, 43318), (1562, 25597), (1573, 25418), (1846, 21659), (1969, 20306), (2327, 17182), (3146, 12709), (3938, 10153), (4654, 8591)]