131263744

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{17681}}^1$

素因数の和:17726

約数の個数: 36

約数和(自身を含む): 271065060

約数和(自身を除く): 139801316

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 928, 1856, 3712, 7424, 17681, 35362, 70724, 141448, 282896, 512749, 565792, 1025498, 1131584, 2050996, 2263168, 4101992, 4526336, 8203984, 16407968, 32815936, 65631872, 131263744]

約数ペア:

[(1, 131263744), (2, 65631872), (4, 32815936), (8, 16407968), (16, 8203984), (29, 4526336), (32, 4101992), (58, 2263168), (64, 2050996), (116, 1131584), (128, 1025498), (232, 565792), (256, 512749), (464, 282896), (928, 141448), (1856, 70724), (3712, 35362), (7424, 17681)]