213884056

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{438287}}^1$

素因数の和:438354

約数の個数: 16

約数和(自身を含む): 407607840

約数和(自身を除く): 193723784

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 438287, 876574, 1753148, 3506296, 26735507, 53471014, 106942028, 213884056]

約数ペア:

[(1, 213884056), (2, 106942028), (4, 53471014), (8, 26735507), (61, 3506296), (122, 1753148), (244, 876574), (488, 438287)]