71641744

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{144439}}^1$

素因数の和:144478

約数の個数: 20

約数和(自身を含む): 143284480

約数和(自身を除く): 71642736

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 144439, 288878, 577756, 1155512, 2311024, 4477609, 8955218, 17910436, 35820872, 71641744]

約数ペア:

[(1, 71641744), (2, 35820872), (4, 17910436), (8, 8955218), (16, 4477609), (31, 2311024), (62, 1155512), (124, 577756), (248, 288878), (496, 144439)]