87845721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{6911}}^1$

素因数の和:7156

約数の個数: 16

約数和(自身を含む): 123863040

約数和(自身を除く): 36017319

約数列:

[1, 3, 19, 57, 223, 669, 4237, 6911, 12711, 20733, 131309, 393927, 1541153, 4623459, 29281907, 87845721]

約数ペア:

[(1, 87845721), (3, 29281907), (19, 4623459), (57, 1541153), (223, 393927), (669, 131309), (4237, 20733), (6911, 12711)]