28128952

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 54432000

約数和(自身を除く): 26303048

約数列:

[1, 2, 4, 8, 41, 82, 164, 191, 328, 382, 449, 764, 898, 1528, 1796, 3592, 7831, 15662, 18409, 31324, 36818, 62648, 73636, 85759, 147272, 171518, 343036, 686072, 3516119, 7032238, 14064476, 28128952]

約数ペア:

[(1, 28128952), (2, 14064476), (4, 7032238), (8, 3516119), (41, 686072), (82, 343036), (164, 171518), (191, 147272), (328, 85759), (382, 73636), (449, 62648), (764, 36818), (898, 31324), (1528, 18409), (1796, 15662), (3592, 7831)]