71291649

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1213}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 112581504

約数和(自身を除く): 41289855

約数列:

[1, 3, 11, 13, 33, 39, 137, 143, 411, 429, 1213, 1507, 1781, 3639, 4521, 5343, 13343, 15769, 19591, 40029, 47307, 58773, 166181, 173459, 498543, 520377, 1827991, 2160353, 5483973, 6481059, 23763883, 71291649]

約数ペア:

[(1, 71291649), (3, 23763883), (11, 6481059), (13, 5483973), (33, 2160353), (39, 1827991), (137, 520377), (143, 498543), (411, 173459), (429, 166181), (1213, 58773), (1507, 47307), (1781, 40029), (3639, 19591), (4521, 15769), (5343, 13343)]