72240441

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3727}}^1$

素因数の和:3821

約数の個数: 32

約数和(自身を含む): 120250368

約数和(自身を除く): 48009927

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 3727, 6461, 11181, 19383, 26089, 48451, 78267, 145353, 264617, 339157, 793851, 1017471, 1852319, 3440021, 5556957, 10320063, 24080147, 72240441]

約数ペア:

[(1, 72240441), (3, 24080147), (7, 10320063), (13, 5556957), (21, 3440021), (39, 1852319), (71, 1017471), (91, 793851), (213, 339157), (273, 264617), (497, 145353), (923, 78267), (1491, 48451), (2769, 26089), (3727, 19383), (6461, 11181)]