348549243

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{1279}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 560332800

約数和(自身を除く): 211783557

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 683, 1279, 2049, 3837, 4781, 8953, 12977, 14343, 24301, 26859, 38931, 72903, 90839, 170107, 272517, 510321, 873557, 2620671, 6114899, 16597583, 18344697, 49792749, 116183081, 348549243]

約数ペア:

[(1, 348549243), (3, 116183081), (7, 49792749), (19, 18344697), (21, 16597583), (57, 6114899), (133, 2620671), (399, 873557), (683, 510321), (1279, 272517), (2049, 170107), (3837, 90839), (4781, 72903), (8953, 38931), (12977, 26859), (14343, 24301)]