281151013

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 339478272

約数和(自身を除く): 58327259

約数列:

[1, 11, 13, 61, 143, 167, 193, 671, 793, 1837, 2123, 2171, 2509, 8723, 10187, 11773, 23881, 27599, 32231, 112057, 129503, 132431, 153049, 354541, 419003, 1456741, 1683539, 1966091, 4609033, 21627001, 25559183, 281151013]

約数ペア:

[(1, 281151013), (11, 25559183), (13, 21627001), (61, 4609033), (143, 1966091), (167, 1683539), (193, 1456741), (671, 419003), (793, 354541), (1837, 153049), (2123, 132431), (2171, 129503), (2509, 112057), (8723, 32231), (10187, 27599), (11773, 23881)]