128439448

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{517901}}^1$

素因数の和:517938

約数の個数: 16

約数和(自身を含む): 248592960

約数和(自身を除く): 120153512

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 517901, 1035802, 2071604, 4143208, 16054931, 32109862, 64219724, 128439448]

約数ペア:

[(1, 128439448), (2, 64219724), (4, 32109862), (8, 16054931), (31, 4143208), (62, 2071604), (124, 1035802), (248, 517901)]