26251407

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 50210160

約数和(自身を除く): 23958753

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 117, 133, 147, 171, 241, 247, 273, 399, 441, 637, 723, 741, 819, 931, 1197, 1687, 1729, 1911, 2169, 2223, 2793, 3133, 4579, 5061, 5187, 5733, 8379, 9399, 11809, 12103, 13737, 15183, 15561, 21931, 28197, 32053, 35427, 36309, 41211, 59527, 65793, 96159, 106281, 108927, 153517, 178581, 197379, 224371, 288477, 416689, 460551, 535743, 673113, 1250067, 1381653, 2019339, 2916823, 3750201, 8750469, 26251407]

約数ペア:

[(1, 26251407), (3, 8750469), (7, 3750201), (9, 2916823), (13, 2019339), (19, 1381653), (21, 1250067), (39, 673113), (49, 535743), (57, 460551), (63, 416689), (91, 288477), (117, 224371), (133, 197379), (147, 178581), (171, 153517), (241, 108927), (247, 106281), (273, 96159), (399, 65793), (441, 59527), (637, 41211), (723, 36309), (741, 35427), (819, 32053), (931, 28197), (1197, 21931), (1687, 15561), (1729, 15183), (1911, 13737), (2169, 12103), (2223, 11809), (2793, 9399), (3133, 8379), (4579, 5733), (5061, 5187)]