80865057

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2131}}^1$

素因数の和:2293

約数の個数: 32

約数和(自身を含む): 133719040

約数和(自身を除く): 52853983

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1807, 2131, 2919, 5421, 6393, 12649, 14917, 27703, 37947, 44751, 83109, 193921, 296209, 581763, 888627, 2073463, 3850717, 6220389, 11552151, 26955019, 80865057]

約数ペア:

[(1, 80865057), (3, 26955019), (7, 11552151), (13, 6220389), (21, 3850717), (39, 2073463), (91, 888627), (139, 581763), (273, 296209), (417, 193921), (973, 83109), (1807, 44751), (2131, 37947), (2919, 27703), (5421, 14917), (6393, 12649)]