1272529438

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1\times {\mathrm{8831}}^1$

素因数の和:9603

約数の個数: 16

約数和(自身を含む): 1929438720

約数和(自身を除く): 656909282

約数列:

[1, 2, 109, 218, 661, 1322, 8831, 17662, 72049, 144098, 962579, 1925158, 5837291, 11674582, 636264719, 1272529438]

約数ペア:

[(1, 1272529438), (2, 636264719), (109, 11674582), (218, 5837291), (661, 1925158), (1322, 962579), (8831, 144098), (17662, 72049)]