288587013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18181}}^1$

素因数の和:18245

約数の個数: 32

約数和(自身を含む): 464295552

約数和(自身を除く): 175708539

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 1221, 1443, 5291, 15873, 18181, 54543, 199991, 236353, 599973, 672697, 709059, 2018091, 2599883, 7399667, 7799649, 8745061, 22199001, 26235183, 96195671, 288587013]

約数ペア:

[(1, 288587013), (3, 96195671), (11, 26235183), (13, 22199001), (33, 8745061), (37, 7799649), (39, 7399667), (111, 2599883), (143, 2018091), (407, 709059), (429, 672697), (481, 599973), (1221, 236353), (1443, 199991), (5291, 54543), (15873, 18181)]