20303325

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{4297}}^1$

素因数の和:4323

約数の個数: 48

約数和(自身を含む): 42636160

約数和(自身を除く): 22332835

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4297, 4725, 12891, 21485, 30079, 38673, 64455, 90237, 107425, 116019, 150395, 193365, 270711, 322275, 451185, 580095, 751975, 812133, 966825, 1353555, 2255925, 2900475, 4060665, 6767775, 20303325]

約数ペア:

[(1, 20303325), (3, 6767775), (5, 4060665), (7, 2900475), (9, 2255925), (15, 1353555), (21, 966825), (25, 812133), (27, 751975), (35, 580095), (45, 451185), (63, 322275), (75, 270711), (105, 193365), (135, 150395), (175, 116019), (189, 107425), (225, 90237), (315, 64455), (525, 38673), (675, 30079), (945, 21485), (1575, 12891), (4297, 4725)]