31153948

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15671}}^1$

素因数の和:15753

約数の個数: 24

約数和(自身を含む): 63189504

約数和(自身を除く): 32035556

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 15671, 31342, 62684, 109697, 219394, 438788, 1112641, 2225282, 4450564, 7788487, 15576974, 31153948]

約数ペア:

[(1, 31153948), (2, 15576974), (4, 7788487), (7, 4450564), (14, 2225282), (28, 1112641), (71, 438788), (142, 219394), (284, 109697), (497, 62684), (994, 31342), (1988, 15671)]