28949635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 42981120

約数和(自身を除く): 14031485

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 2131, 2717, 10655, 13585, 23441, 27703, 40489, 117205, 138515, 202445, 304733, 445379, 526357, 1523665, 2226895, 2631785, 5789927, 28949635]

約数ペア:

[(1, 28949635), (5, 5789927), (11, 2631785), (13, 2226895), (19, 1523665), (55, 526357), (65, 445379), (95, 304733), (143, 202445), (209, 138515), (247, 117205), (715, 40489), (1045, 27703), (1235, 23441), (2131, 13585), (2717, 10655)]