221271131

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{7577}}^1$

素因数の和:7678

約数の個数: 16

約数和(自身を含む): 245527200

約数和(自身を除く): 24256069

約数列:

[1, 19, 29, 53, 551, 1007, 1537, 7577, 29203, 143963, 219733, 401581, 4174927, 7630039, 11645849, 221271131]

約数ペア:

[(1, 221271131), (19, 11645849), (29, 7630039), (53, 4174927), (551, 401581), (1007, 219733), (1537, 143963), (7577, 29203)]