64974015

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 123609600

約数和(自身を除く): 58635585

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 73, 95, 135, 171, 219, 285, 347, 365, 513, 657, 855, 1041, 1095, 1387, 1735, 1971, 2565, 3123, 3285, 4161, 5205, 6593, 6935, 9369, 9855, 12483, 15615, 19779, 20805, 25331, 32965, 37449, 46845, 59337, 62415, 75993, 98895, 126655, 178011, 187245, 227979, 296685, 379965, 481289, 683937, 890055, 1139895, 1443867, 2406445, 3419685, 4331601, 7219335, 12994803, 21658005, 64974015]

約数ペア:

[(1, 64974015), (3, 21658005), (5, 12994803), (9, 7219335), (15, 4331601), (19, 3419685), (27, 2406445), (45, 1443867), (57, 1139895), (73, 890055), (95, 683937), (135, 481289), (171, 379965), (219, 296685), (285, 227979), (347, 187245), (365, 178011), (513, 126655), (657, 98895), (855, 75993), (1041, 62415), (1095, 59337), (1387, 46845), (1735, 37449), (1971, 32965), (2565, 25331), (3123, 20805), (3285, 19779), (4161, 15615), (5205, 12483), (6593, 9855), (6935, 9369)]