91389909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{449}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 139708800

約数和(自身を除く): 48318891

約数列:

[1, 3, 13, 17, 39, 51, 221, 307, 449, 663, 921, 1347, 3991, 5219, 5837, 7633, 11973, 15657, 17511, 22899, 67847, 99229, 137843, 203541, 297687, 413529, 1791959, 2343331, 5375877, 7029993, 30463303, 91389909]

約数ペア:

[(1, 91389909), (3, 30463303), (13, 7029993), (17, 5375877), (39, 2343331), (51, 1791959), (221, 413529), (307, 297687), (449, 203541), (663, 137843), (921, 99229), (1347, 67847), (3991, 22899), (5219, 17511), (5837, 15657), (7633, 11973)]