142328564

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163973}}^1$

素因数の和:164015

約数の個数: 24

約数和(自身を含む): 293841408

約数和(自身を除く): 151512844

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 163973, 327946, 655892, 1147811, 2295622, 4591244, 5083163, 10166326, 20332652, 35582141, 71164282, 142328564]

約数ペア:

[(1, 142328564), (2, 71164282), (4, 35582141), (7, 20332652), (14, 10166326), (28, 5083163), (31, 4591244), (62, 2295622), (124, 1147811), (217, 655892), (434, 327946), (868, 163973)]