1680259965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{13679}}^1$

素因数の和:14137

約数の個数: 32

約数和(自身を含む): 2836684800

約数和(自身を除く): 1156424835

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 431, 1293, 2155, 6465, 8189, 13679, 24567, 40945, 41037, 68395, 122835, 205185, 259901, 779703, 1299505, 3898515, 5895649, 17686947, 29478245, 88434735, 112017331, 336051993, 560086655, 1680259965]

約数ペア:

[(1, 1680259965), (3, 560086655), (5, 336051993), (15, 112017331), (19, 88434735), (57, 29478245), (95, 17686947), (285, 5895649), (431, 3898515), (1293, 1299505), (2155, 779703), (6465, 259901), (8189, 205185), (13679, 122835), (24567, 68395), (40945, 41037)]