40960257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 62469120

約数和(自身を除く): 21508863

約数列:

[1, 3, 13, 19, 39, 57, 167, 247, 331, 501, 741, 993, 2171, 3173, 4303, 6289, 6513, 9519, 12909, 18867, 41249, 55277, 81757, 123747, 165831, 245271, 718601, 1050263, 2155803, 3150789, 13653419, 40960257]

約数ペア:

[(1, 40960257), (3, 13653419), (13, 3150789), (19, 2155803), (39, 1050263), (57, 718601), (167, 245271), (247, 165831), (331, 123747), (501, 81757), (741, 55277), (993, 41249), (2171, 18867), (3173, 12909), (4303, 9519), (6289, 6513)]