87840291

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{54323}}^1$

素因数の和:54351

約数の個数: 24

約数和(自身を含む): 148630464

約数和(自身を除く): 60790173

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 54323, 162969, 380261, 597553, 1140783, 1792659, 2661827, 4182871, 7985481, 12548613, 29280097, 87840291]

約数ペア:

[(1, 87840291), (3, 29280097), (7, 12548613), (11, 7985481), (21, 4182871), (33, 2661827), (49, 1792659), (77, 1140783), (147, 597553), (231, 380261), (539, 162969), (1617, 54323)]