127989063728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1553567}}^1$

素因数の和:1553865

約数の個数: 40

約数和(自身を含む): 261993707520

約数和(自身を除く): 134004643792

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 271, 304, 542, 1084, 2168, 4336, 5149, 10298, 20596, 41192, 82384, 1553567, 3107134, 6214268, 12428536, 24857072, 29517773, 59035546, 118071092, 236142184, 421016657, 472284368, 842033314, 1684066628, 3368133256, 6736266512, 7999316483, 15998632966, 31997265932, 63994531864, 127989063728]

約数ペア:

[(1, 127989063728), (2, 63994531864), (4, 31997265932), (8, 15998632966), (16, 7999316483), (19, 6736266512), (38, 3368133256), (76, 1684066628), (152, 842033314), (271, 472284368), (304, 421016657), (542, 236142184), (1084, 118071092), (2168, 59035546), (4336, 29517773), (5149, 24857072), (10298, 12428536), (20596, 6214268), (41192, 3107134), (82384, 1553567)]