28203388

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 50274000

約数和(自身を除く): 22070612

約数列:

[1, 2, 4, 89, 178, 227, 349, 356, 454, 698, 908, 1396, 20203, 31061, 40406, 62122, 79223, 80812, 124244, 158446, 316892, 7050847, 14101694, 28203388]

約数ペア:

[(1, 28203388), (2, 14101694), (4, 7050847), (89, 316892), (178, 158446), (227, 124244), (349, 80812), (356, 79223), (454, 62122), (698, 40406), (908, 31061), (1396, 20203)]