81899904

素因数分解:

$2^7\times 3^1\times {\mathrm{213281}}^1$

素因数の和:213298

約数の個数: 32

約数和(自身を含む): 217547640

約数和(自身を除く): 135647736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 213281, 426562, 639843, 853124, 1279686, 1706248, 2559372, 3412496, 5118744, 6824992, 10237488, 13649984, 20474976, 27299968, 40949952, 81899904]

約数ペア:

[(1, 81899904), (2, 40949952), (3, 27299968), (4, 20474976), (6, 13649984), (8, 10237488), (12, 6824992), (16, 5118744), (24, 3412496), (32, 2559372), (48, 1706248), (64, 1279686), (96, 853124), (128, 639843), (192, 426562), (384, 213281)]