977883387

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1\times {\mathrm{1993}}^1$

素因数の和:2579

約数の個数: 32

約数和(自身を含む): 1468604928

約数和(自身を除く): 490721541

約数列:

[1, 3, 13, 23, 39, 69, 299, 547, 897, 1641, 1993, 5979, 7111, 12581, 21333, 25909, 37743, 45839, 77727, 137517, 163553, 490659, 595907, 1090171, 1787721, 3270513, 14172223, 25073933, 42516669, 75221799, 325961129, 977883387]

約数ペア:

[(1, 977883387), (3, 325961129), (13, 75221799), (23, 42516669), (39, 25073933), (69, 14172223), (299, 3270513), (547, 1787721), (897, 1090171), (1641, 595907), (1993, 490659), (5979, 163553), (7111, 137517), (12581, 77727), (21333, 45839), (25909, 37743)]