259777215

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{10477}}^1$

素因数の和:10536

約数の個数: 48

約数和(自身を含む): 490370400

約数和(自身を除く): 230593185

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 551, 855, 1305, 1653, 2755, 4959, 8265, 10477, 24795, 31431, 52385, 94293, 157155, 199063, 303833, 471465, 597189, 911499, 995315, 1519165, 1791567, 2734497, 2985945, 4557495, 5772827, 8957835, 13672485, 17318481, 28864135, 51955443, 86592405, 259777215]

約数ペア:

[(1, 259777215), (3, 86592405), (5, 51955443), (9, 28864135), (15, 17318481), (19, 13672485), (29, 8957835), (45, 5772827), (57, 4557495), (87, 2985945), (95, 2734497), (145, 1791567), (171, 1519165), (261, 995315), (285, 911499), (435, 597189), (551, 471465), (855, 303833), (1305, 199063), (1653, 157155), (2755, 94293), (4959, 52385), (8265, 31431), (10477, 24795)]