38877748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 87406592

約数和(自身を除く): 48528844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 127, 182, 203, 254, 364, 377, 406, 508, 754, 812, 841, 889, 1508, 1651, 1682, 1778, 2639, 3302, 3364, 3556, 3683, 5278, 5887, 6604, 7366, 10556, 10933, 11557, 11774, 14732, 21866, 23114, 23548, 25781, 43732, 46228, 47879, 51562, 76531, 95758, 103124, 106807, 153062, 191516, 213614, 306124, 335153, 427228, 670306, 747649, 1340612, 1388491, 1495298, 2776982, 2990596, 5553964, 9719437, 19438874, 38877748]

約数ペア:

[(1, 38877748), (2, 19438874), (4, 9719437), (7, 5553964), (13, 2990596), (14, 2776982), (26, 1495298), (28, 1388491), (29, 1340612), (52, 747649), (58, 670306), (91, 427228), (116, 335153), (127, 306124), (182, 213614), (203, 191516), (254, 153062), (364, 106807), (377, 103124), (406, 95758), (508, 76531), (754, 51562), (812, 47879), (841, 46228), (889, 43732), (1508, 25781), (1651, 23548), (1682, 23114), (1778, 21866), (2639, 14732), (3302, 11774), (3364, 11557), (3556, 10933), (3683, 10556), (5278, 7366), (5887, 6604)]