72279249

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1693}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 117089280

約数和(自身を除く): 44810031

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 1693, 2033, 2247, 5079, 6099, 11851, 14231, 32167, 35553, 42693, 96501, 181151, 225169, 543453, 675507, 1268057, 3441869, 3804171, 10325607, 24093083, 72279249]

約数ペア:

[(1, 72279249), (3, 24093083), (7, 10325607), (19, 3804171), (21, 3441869), (57, 1268057), (107, 675507), (133, 543453), (321, 225169), (399, 181151), (749, 96501), (1693, 42693), (2033, 35553), (2247, 32167), (5079, 14231), (6099, 11851)]