13555227

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 22187520

約数和(自身を除く): 8632293

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 641, 1007, 1113, 1923, 3021, 4487, 7049, 12179, 13461, 21147, 33973, 36537, 85253, 101919, 237811, 255759, 645487, 713433, 1936461, 4518409, 13555227]

約数ペア:

[(1, 13555227), (3, 4518409), (7, 1936461), (19, 713433), (21, 645487), (53, 255759), (57, 237811), (133, 101919), (159, 85253), (371, 36537), (399, 33973), (641, 21147), (1007, 13461), (1113, 12179), (1923, 7049), (3021, 4487)]