248256015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139079}}^1$

素因数の和:139111

約数の個数: 32

約数和(自身を含む): 480660480

約数和(自身を除く): 232404465

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 139079, 417237, 695395, 973553, 2086185, 2364343, 2920659, 4867765, 7093029, 11821715, 14603295, 16550401, 35465145, 49651203, 82752005, 248256015]

約数ペア:

[(1, 248256015), (3, 82752005), (5, 49651203), (7, 35465145), (15, 16550401), (17, 14603295), (21, 11821715), (35, 7093029), (51, 4867765), (85, 2920659), (105, 2364343), (119, 2086185), (255, 973553), (357, 695395), (595, 417237), (1785, 139079)]