81930165

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{463}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 134701056

約数和(自身を除く): 52770891

約数列:

[1, 3, 5, 15, 47, 141, 235, 251, 463, 705, 753, 1255, 1389, 2315, 3765, 6945, 11797, 21761, 35391, 58985, 65283, 108805, 116213, 176955, 326415, 348639, 581065, 1743195, 5462011, 16386033, 27310055, 81930165]

約数ペア:

[(1, 81930165), (3, 27310055), (5, 16386033), (15, 5462011), (47, 1743195), (141, 581065), (235, 348639), (251, 326415), (463, 176955), (705, 116213), (753, 108805), (1255, 65283), (1389, 58985), (2315, 35391), (3765, 21761), (6945, 11797)]