25443418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 26811302

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 142, 143, 154, 179, 182, 286, 358, 497, 781, 923, 994, 1001, 1253, 1562, 1846, 1969, 2002, 2327, 2506, 3938, 4654, 5467, 6461, 10153, 10934, 12709, 12922, 13783, 16289, 20306, 25418, 25597, 27566, 32578, 51194, 71071, 88963, 139799, 142142, 165217, 177926, 179179, 279598, 330434, 358358, 978593, 1156519, 1817387, 1957186, 2313038, 3634774, 12721709, 25443418]

約数ペア:

[(1, 25443418), (2, 12721709), (7, 3634774), (11, 2313038), (13, 1957186), (14, 1817387), (22, 1156519), (26, 978593), (71, 358358), (77, 330434), (91, 279598), (142, 179179), (143, 177926), (154, 165217), (179, 142142), (182, 139799), (286, 88963), (358, 71071), (497, 51194), (781, 32578), (923, 27566), (994, 25597), (1001, 25418), (1253, 20306), (1562, 16289), (1846, 13783), (1969, 12922), (2002, 12709), (2327, 10934), (2506, 10153), (3938, 6461), (4654, 5467)]