1438404785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 1963353600

約数和(自身を除く): 524948815

約数列:

[1, 5, 19, 29, 37, 95, 103, 137, 145, 185, 515, 551, 685, 703, 1073, 1957, 2603, 2755, 2987, 3515, 3811, 3973, 5069, 5365, 9785, 13015, 14111, 14935, 19055, 19865, 20387, 25345, 56753, 70555, 72409, 75487, 96311, 101935, 110519, 147001, 268109, 283765, 362045, 377435, 409219, 481555, 522107, 552595, 735005, 1340545, 2046095, 2099861, 2610535, 2793019, 7775161, 9920033, 10499305, 13965095, 15141103, 38875805, 49600165, 75705515, 287680957, 1438404785]

約数ペア:

[(1, 1438404785), (5, 287680957), (19, 75705515), (29, 49600165), (37, 38875805), (95, 15141103), (103, 13965095), (137, 10499305), (145, 9920033), (185, 7775161), (515, 2793019), (551, 2610535), (685, 2099861), (703, 2046095), (1073, 1340545), (1957, 735005), (2603, 552595), (2755, 522107), (2987, 481555), (3515, 409219), (3811, 377435), (3973, 362045), (5069, 283765), (5365, 268109), (9785, 147001), (13015, 110519), (14111, 101935), (14935, 96311), (19055, 75487), (19865, 72409), (20387, 70555), (25345, 56753)]