28965165

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1423}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 49213440

約数和(自身を除く): 20248275

約数列:

[1, 3, 5, 15, 23, 59, 69, 115, 177, 295, 345, 885, 1357, 1423, 4071, 4269, 6785, 7115, 20355, 21345, 32729, 83957, 98187, 163645, 251871, 419785, 490935, 1259355, 1931011, 5793033, 9655055, 28965165]

約数ペア:

[(1, 28965165), (3, 9655055), (5, 5793033), (15, 1931011), (23, 1259355), (59, 490935), (69, 419785), (115, 251871), (177, 163645), (295, 98187), (345, 83957), (885, 32729), (1357, 21345), (1423, 20355), (4071, 7115), (4269, 6785)]