28515344

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:157

約数の個数: 80

約数和(自身を含む): 66079104

約数和(自身を除く): 37563760

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 103, 104, 121, 143, 176, 206, 208, 242, 286, 412, 484, 572, 824, 968, 1133, 1144, 1331, 1339, 1573, 1648, 1936, 2266, 2288, 2662, 2678, 3146, 4532, 5324, 5356, 6292, 9064, 10648, 10712, 12463, 12584, 14729, 17303, 18128, 21296, 21424, 24926, 25168, 29458, 34606, 49852, 58916, 69212, 99704, 117832, 137093, 138424, 162019, 199408, 235664, 274186, 276848, 324038, 548372, 648076, 1096744, 1296152, 1782209, 2193488, 2592304, 3564418, 7128836, 14257672, 28515344]

約数ペア:

[(1, 28515344), (2, 14257672), (4, 7128836), (8, 3564418), (11, 2592304), (13, 2193488), (16, 1782209), (22, 1296152), (26, 1096744), (44, 648076), (52, 548372), (88, 324038), (103, 276848), (104, 274186), (121, 235664), (143, 199408), (176, 162019), (206, 138424), (208, 137093), (242, 117832), (286, 99704), (412, 69212), (484, 58916), (572, 49852), (824, 34606), (968, 29458), (1133, 25168), (1144, 24926), (1331, 21424), (1339, 21296), (1573, 18128), (1648, 17303), (1936, 14729), (2266, 12584), (2288, 12463), (2662, 10712), (2678, 10648), (3146, 9064), (4532, 6292), (5324, 5356)]