81449144

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{8923}}^1$

素因数の和:9099

約数の個数: 32

約数和(自身を含む): 175624320

約数和(自身を除く): 94175176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 2282, 4564, 8923, 9128, 17846, 35692, 62461, 71384, 124922, 249844, 499688, 1454449, 2908898, 5817796, 10181143, 11635592, 20362286, 40724572, 81449144]

約数ペア:

[(1, 81449144), (2, 40724572), (4, 20362286), (7, 11635592), (8, 10181143), (14, 5817796), (28, 2908898), (56, 1454449), (163, 499688), (326, 249844), (652, 124922), (1141, 71384), (1304, 62461), (2282, 35692), (4564, 17846), (8923, 9128)]