216859636

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{126967}}^1$

素因数の和:127039

約数の個数: 24

約数和(自身を含む): 440832896

約数和(自身を除く): 223973260

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 126967, 253934, 507868, 888769, 1777538, 3555076, 7744987, 15489974, 30979948, 54214909, 108429818, 216859636]

約数ペア:

[(1, 216859636), (2, 108429818), (4, 54214909), (7, 30979948), (14, 15489974), (28, 7744987), (61, 3555076), (122, 1777538), (244, 888769), (427, 507868), (854, 253934), (1708, 126967)]