71919728

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{84811}}^1$

素因数の和:84872

約数の個数: 20

約数和(自身を含む): 141975288

約数和(自身を除く): 70055560

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 84811, 169622, 339244, 678488, 1356976, 4494983, 8989966, 17979932, 35959864, 71919728]

約数ペア:

[(1, 71919728), (2, 35959864), (4, 17979932), (8, 8989966), (16, 4494983), (53, 1356976), (106, 678488), (212, 339244), (424, 169622), (848, 84811)]