221547224

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{12413}}^1$

素因数の和:12539

約数の個数: 32

約数和(自身を含む): 437965920

約数和(自身を除く): 216418696

約数列:

[1, 2, 4, 8, 23, 46, 92, 97, 184, 194, 388, 776, 2231, 4462, 8924, 12413, 17848, 24826, 49652, 99304, 285499, 570998, 1141996, 1204061, 2283992, 2408122, 4816244, 9632488, 27693403, 55386806, 110773612, 221547224]

約数ペア:

[(1, 221547224), (2, 110773612), (4, 55386806), (8, 27693403), (23, 9632488), (46, 4816244), (92, 2408122), (97, 2283992), (184, 1204061), (194, 1141996), (388, 570998), (776, 285499), (2231, 99304), (4462, 49652), (8924, 24826), (12413, 17848)]