87882873

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{1787}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 128263968

約数和(自身を除く): 40381095

約数列:

[1, 3, 13, 39, 97, 169, 291, 507, 1261, 1787, 3783, 5361, 16393, 23231, 49179, 69693, 173339, 302003, 520017, 906009, 2253407, 6760221, 29294291, 87882873]

約数ペア:

[(1, 87882873), (3, 29294291), (13, 6760221), (39, 2253407), (97, 906009), (169, 520017), (291, 302003), (507, 173339), (1261, 69693), (1787, 49179), (3783, 23231), (5361, 16393)]