28581938

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5987}}^1$

素因数の和:6038

約数の個数: 32

約数和(自身を含む): 55185408

約数和(自身を除く): 26603470

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 5987, 11974, 41909, 65857, 83818, 131714, 185597, 371194, 460999, 921998, 1299179, 2041567, 2598358, 4083134, 14290969, 28581938]

約数ペア:

[(1, 28581938), (2, 14290969), (7, 4083134), (11, 2598358), (14, 2041567), (22, 1299179), (31, 921998), (62, 460999), (77, 371194), (154, 185597), (217, 131714), (341, 83818), (434, 65857), (682, 41909), (2387, 11974), (4774, 5987)]