131268072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{420731}}^1$

素因数の和:420753

約数の個数: 32

約数和(自身を含む): 353414880

約数和(自身を除く): 222146808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 420731, 841462, 1262193, 1682924, 2524386, 3365848, 5048772, 5469503, 10097544, 10939006, 16408509, 21878012, 32817018, 43756024, 65634036, 131268072]

約数ペア:

[(1, 131268072), (2, 65634036), (3, 43756024), (4, 32817018), (6, 21878012), (8, 16408509), (12, 10939006), (13, 10097544), (24, 5469503), (26, 5048772), (39, 3365848), (52, 2524386), (78, 1682924), (104, 1262193), (156, 841462), (312, 420731)]