213023723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 253366272

約数和(自身を除く): 40342549

約数列:

[1, 11, 23, 31, 157, 173, 253, 341, 713, 1727, 1903, 3611, 3979, 4867, 5363, 7843, 27161, 39721, 43769, 53537, 58993, 111941, 123349, 298771, 624703, 841991, 1231351, 1356839, 6871733, 9261901, 19365793, 213023723]

約数ペア:

[(1, 213023723), (11, 19365793), (23, 9261901), (31, 6871733), (157, 1356839), (173, 1231351), (253, 841991), (341, 624703), (713, 298771), (1727, 123349), (1903, 111941), (3611, 58993), (3979, 53537), (4867, 43769), (5363, 39721), (7843, 27161)]