204618929985

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{97}}^1\times {\mathrm{21221}}^1$

素因数の和:21423

約数の個数: 72

約数和(自身を含む): 366132724776

約数和(自身を除く): 161513794791

約数列:

[1, 3, 5, 9, 15, 45, 47, 97, 141, 235, 291, 423, 485, 705, 873, 1455, 2115, 2209, 4365, 4559, 6627, 11045, 13677, 19881, 21221, 22795, 33135, 41031, 63663, 68385, 99405, 106105, 190989, 205155, 214273, 318315, 642819, 954945, 997387, 1071365, 1928457, 2058437, 2992161, 3214095, 4986935, 6175311, 8976483, 9642285, 10292185, 14960805, 18525933, 30876555, 44882415, 46877189, 92629665, 96746539, 140631567, 234385945, 290239617, 421894701, 483732695, 703157835, 870718851, 1451198085, 2109473505, 4353594255, 4547087333, 13641261999, 22735436665, 40923785997, 68206309995, 204618929985]

約数ペア:

[(1, 204618929985), (3, 68206309995), (5, 40923785997), (9, 22735436665), (15, 13641261999), (45, 4547087333), (47, 4353594255), (97, 2109473505), (141, 1451198085), (235, 870718851), (291, 703157835), (423, 483732695), (485, 421894701), (705, 290239617), (873, 234385945), (1455, 140631567), (2115, 96746539), (2209, 92629665), (4365, 46877189), (4559, 44882415), (6627, 30876555), (11045, 18525933), (13677, 14960805), (19881, 10292185), (21221, 9642285), (22795, 8976483), (33135, 6175311), (41031, 4986935), (63663, 3214095), (68385, 2992161), (99405, 2058437), (106105, 1928457), (190989, 1071365), (205155, 997387), (214273, 954945), (318315, 642819)]