187987215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{12203}}^1$

素因数の和:12303

約数の個数: 32

約数和(自身を含む): 328043520

約数和(自身を除く): 140056305

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 3081, 5135, 12203, 15405, 36609, 61015, 158639, 183045, 475917, 793195, 964037, 2379585, 2892111, 4820185, 12532481, 14460555, 37597443, 62662405, 187987215]

約数ペア:

[(1, 187987215), (3, 62662405), (5, 37597443), (13, 14460555), (15, 12532481), (39, 4820185), (65, 2892111), (79, 2379585), (195, 964037), (237, 793195), (395, 475917), (1027, 183045), (1185, 158639), (3081, 61015), (5135, 36609), (12203, 15405)]