78807687

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{751}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 127057920

約数和(自身を除く): 48250233

約数列:

[1, 3, 7, 19, 21, 57, 133, 263, 399, 751, 789, 1841, 2253, 4997, 5257, 5523, 14269, 14991, 15771, 34979, 42807, 99883, 104937, 197513, 299649, 592539, 1382591, 3752747, 4147773, 11258241, 26269229, 78807687]

約数ペア:

[(1, 78807687), (3, 26269229), (7, 11258241), (19, 4147773), (21, 3752747), (57, 1382591), (133, 592539), (263, 299649), (399, 197513), (751, 104937), (789, 99883), (1841, 42807), (2253, 34979), (4997, 15771), (5257, 14991), (5523, 14269)]