87501897

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:160

約数の個数: 72

約数和(自身を含む): 161469600

約数和(自身を除く): 73967703

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 59, 63, 133, 147, 171, 177, 189, 399, 413, 441, 513, 531, 931, 1121, 1197, 1239, 1323, 1593, 2793, 2891, 3363, 3481, 3591, 3717, 7847, 8379, 8673, 10089, 10443, 11151, 23541, 24367, 25137, 26019, 30267, 31329, 54929, 66139, 70623, 73101, 78057, 93987, 164787, 170569, 198417, 211869, 219303, 462973, 494361, 511707, 595251, 657909, 1388919, 1483083, 1535121, 1785753, 3240811, 4166757, 4605363, 9722433, 12500271, 29167299, 87501897]

約数ペア:

[(1, 87501897), (3, 29167299), (7, 12500271), (9, 9722433), (19, 4605363), (21, 4166757), (27, 3240811), (49, 1785753), (57, 1535121), (59, 1483083), (63, 1388919), (133, 657909), (147, 595251), (171, 511707), (177, 494361), (189, 462973), (399, 219303), (413, 211869), (441, 198417), (513, 170569), (531, 164787), (931, 93987), (1121, 78057), (1197, 73101), (1239, 70623), (1323, 66139), (1593, 54929), (2793, 31329), (2891, 30267), (3363, 26019), (3481, 25137), (3591, 24367), (3717, 23541), (7847, 11151), (8379, 10443), (8673, 10089)]