28544745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2131}}^1$

素因数の和:2205

約数の個数: 32

約数和(自身を含む): 49121280

約数和(自身を除く): 20576535

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 2131, 2679, 4465, 6393, 10655, 13395, 31965, 40489, 100157, 121467, 202445, 300471, 500785, 607335, 1502355, 1902983, 5708949, 9514915, 28544745]

約数ペア:

[(1, 28544745), (3, 9514915), (5, 5708949), (15, 1902983), (19, 1502355), (47, 607335), (57, 500785), (95, 300471), (141, 202445), (235, 121467), (285, 100157), (705, 40489), (893, 31965), (2131, 13395), (2679, 10655), (4465, 6393)]