320121219

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1777}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 479291904

約数和(自身を除く): 159170685

約数列:

[1, 3, 11, 33, 53, 103, 159, 309, 583, 1133, 1749, 1777, 3399, 5331, 5459, 16377, 19547, 58641, 60049, 94181, 180147, 183031, 282543, 549093, 1035991, 2013341, 3107973, 6040023, 9700643, 29101929, 106707073, 320121219]

約数ペア:

[(1, 320121219), (3, 106707073), (11, 29101929), (33, 9700643), (53, 6040023), (103, 3107973), (159, 2013341), (309, 1035991), (583, 549093), (1133, 282543), (1749, 183031), (1777, 180147), (3399, 94181), (5331, 60049), (5459, 58641), (16377, 19547)]