118640907

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 223687152

約数和(自身を除く): 105046245

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 49, 63, 77, 99, 111, 147, 231, 259, 333, 407, 441, 539, 661, 693, 777, 1221, 1617, 1813, 1983, 2331, 2849, 3663, 4627, 4851, 5439, 5949, 7271, 8547, 13881, 16317, 19943, 21813, 24457, 25641, 32389, 41643, 50897, 59829, 65439, 73371, 97167, 152691, 171199, 179487, 220113, 269027, 291501, 356279, 458073, 513597, 807081, 1068837, 1198393, 1540791, 1883189, 2421243, 3206511, 3595179, 5649567, 10785537, 13182323, 16948701, 39546969, 118640907]

約数ペア:

[(1, 118640907), (3, 39546969), (7, 16948701), (9, 13182323), (11, 10785537), (21, 5649567), (33, 3595179), (37, 3206511), (49, 2421243), (63, 1883189), (77, 1540791), (99, 1198393), (111, 1068837), (147, 807081), (231, 513597), (259, 458073), (333, 356279), (407, 291501), (441, 269027), (539, 220113), (661, 179487), (693, 171199), (777, 152691), (1221, 97167), (1617, 73371), (1813, 65439), (1983, 59829), (2331, 50897), (2849, 41643), (3663, 32389), (4627, 25641), (4851, 24457), (5439, 21813), (5949, 19943), (7271, 16317), (8547, 13881)]