289583415

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{20173}}^1$

素因数の和:20224

約数の個数: 48

約数和(自身を含む): 566485920

約数和(自身を除く): 276902505

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 495, 957, 1305, 1595, 2871, 4785, 14355, 20173, 60519, 100865, 181557, 221903, 302595, 585017, 665709, 907785, 1109515, 1755051, 1997127, 2925085, 3328545, 5265153, 6435187, 8775255, 9985635, 19305561, 26325765, 32175935, 57916683, 96527805, 289583415]

約数ペア:

[(1, 289583415), (3, 96527805), (5, 57916683), (9, 32175935), (11, 26325765), (15, 19305561), (29, 9985635), (33, 8775255), (45, 6435187), (55, 5265153), (87, 3328545), (99, 2925085), (145, 1997127), (165, 1755051), (261, 1109515), (319, 907785), (435, 665709), (495, 585017), (957, 302595), (1305, 221903), (1595, 181557), (2871, 100865), (4785, 60519), (14355, 20173)]