287680957

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 327225600

約数和(自身を除く): 39544643

約数列:

[1, 19, 29, 37, 103, 137, 551, 703, 1073, 1957, 2603, 2987, 3811, 3973, 5069, 14111, 20387, 56753, 72409, 75487, 96311, 110519, 147001, 268109, 409219, 522107, 2099861, 2793019, 7775161, 9920033, 15141103, 287680957]

約数ペア:

[(1, 287680957), (19, 15141103), (29, 9920033), (37, 7775161), (103, 2793019), (137, 2099861), (551, 522107), (703, 409219), (1073, 268109), (1957, 147001), (2603, 110519), (2987, 96311), (3811, 75487), (3973, 72409), (5069, 56753), (14111, 20387)]