2891016687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1\times {\mathrm{2267}}^1$

素因数の和:4023

約数の個数: 32

約数和(自身を含む): 4374155520

約数和(自身を除く): 1483138833

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 1721, 2267, 5163, 6801, 22373, 29471, 32699, 43073, 67119, 88413, 98097, 129219, 425087, 559949, 1275261, 1679847, 3901507, 11704521, 50719591, 74128633, 152158773, 222385899, 963672229, 2891016687]

約数ペア:

[(1, 2891016687), (3, 963672229), (13, 222385899), (19, 152158773), (39, 74128633), (57, 50719591), (247, 11704521), (741, 3901507), (1721, 1679847), (2267, 1275261), (5163, 559949), (6801, 425087), (22373, 129219), (29471, 98097), (32699, 88413), (43073, 67119)]