81581952

素因数分解:

$2^7\times 3^1\times {\mathrm{212453}}^1$

素因数の和:212470

約数の個数: 32

約数和(自身を含む): 216703080

約数和(自身を除く): 135121128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 212453, 424906, 637359, 849812, 1274718, 1699624, 2549436, 3399248, 5098872, 6798496, 10197744, 13596992, 20395488, 27193984, 40790976, 81581952]

約数ペア:

[(1, 81581952), (2, 40790976), (3, 27193984), (4, 20395488), (6, 13596992), (8, 10197744), (12, 6798496), (16, 5098872), (24, 3399248), (32, 2549436), (48, 1699624), (64, 1274718), (96, 849812), (128, 637359), (192, 424906), (384, 212453)]