398045007464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3701}}^1\times {\mathrm{22003}}^1$

素因数の和:25770

約数の個数: 64

約数和(自身を含む): 821104784640

約数和(自身を除く): 423059777176

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 3701, 4888, 7402, 14804, 22003, 29608, 44006, 48113, 88012, 96226, 173947, 176024, 192452, 286039, 347894, 384904, 572078, 695788, 1034141, 1144156, 1391576, 2068282, 2261311, 2288312, 4136564, 4522622, 8273128, 9045244, 13443833, 18090488, 26887666, 53775332, 81433103, 107550664, 162866206, 325732412, 651464824, 1058630339, 2117260678, 3827355841, 4234521356, 7654711682, 8469042712, 15309423364, 30618846728, 49755625933, 99511251866, 199022503732, 398045007464]

約数ペア:

[(1, 398045007464), (2, 199022503732), (4, 99511251866), (8, 49755625933), (13, 30618846728), (26, 15309423364), (47, 8469042712), (52, 7654711682), (94, 4234521356), (104, 3827355841), (188, 2117260678), (376, 1058630339), (611, 651464824), (1222, 325732412), (2444, 162866206), (3701, 107550664), (4888, 81433103), (7402, 53775332), (14804, 26887666), (22003, 18090488), (29608, 13443833), (44006, 9045244), (48113, 8273128), (88012, 4522622), (96226, 4136564), (173947, 2288312), (176024, 2261311), (192452, 2068282), (286039, 1391576), (347894, 1144156), (384904, 1034141), (572078, 695788)]