28195208

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1283}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 55006560

約数和(自身を除く): 26811352

約数列:

[1, 2, 4, 8, 41, 67, 82, 134, 164, 268, 328, 536, 1283, 2566, 2747, 5132, 5494, 10264, 10988, 21976, 52603, 85961, 105206, 171922, 210412, 343844, 420824, 687688, 3524401, 7048802, 14097604, 28195208]

約数ペア:

[(1, 28195208), (2, 14097604), (4, 7048802), (8, 3524401), (41, 687688), (67, 420824), (82, 343844), (134, 210412), (164, 171922), (268, 105206), (328, 85961), (536, 52603), (1283, 21976), (2566, 10988), (2747, 10264), (5132, 5494)]