127556816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{257171}}^1$

素因数の和:257210

約数の個数: 20

約数和(自身を含む): 255114624

約数和(自身を除く): 127557808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 257171, 514342, 1028684, 2057368, 4114736, 7972301, 15944602, 31889204, 63778408, 127556816]

約数ペア:

[(1, 127556816), (2, 63778408), (4, 31889204), (8, 15944602), (16, 7972301), (31, 4114736), (62, 2057368), (124, 1028684), (248, 514342), (496, 257171)]