127278788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349667}}^1$

素因数の和:349691

約数の個数: 24

約数和(自身を含む): 274139712

約数和(自身を除く): 146860924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 349667, 699334, 1398668, 2447669, 4545671, 4895338, 9091342, 9790676, 18182684, 31819697, 63639394, 127278788]

約数ペア:

[(1, 127278788), (2, 63639394), (4, 31819697), (7, 18182684), (13, 9790676), (14, 9091342), (26, 4895338), (28, 4545671), (52, 2447669), (91, 1398668), (182, 699334), (364, 349667)]