121186455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 223534080

約数和(自身を除く): 102347625

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 139, 195, 221, 255, 263, 417, 663, 695, 789, 1105, 1315, 1807, 2085, 2363, 3315, 3419, 3945, 4471, 5421, 7089, 9035, 10257, 11815, 13413, 17095, 22355, 27105, 30719, 35445, 36557, 51285, 58123, 67065, 92157, 109671, 153595, 174369, 182785, 290615, 460785, 475241, 548355, 621469, 871845, 1425723, 1864407, 2376205, 3107345, 7128615, 8079097, 9322035, 24237291, 40395485, 121186455]

約数ペア:

[(1, 121186455), (3, 40395485), (5, 24237291), (13, 9322035), (15, 8079097), (17, 7128615), (39, 3107345), (51, 2376205), (65, 1864407), (85, 1425723), (139, 871845), (195, 621469), (221, 548355), (255, 475241), (263, 460785), (417, 290615), (663, 182785), (695, 174369), (789, 153595), (1105, 109671), (1315, 92157), (1807, 67065), (2085, 58123), (2363, 51285), (3315, 36557), (3419, 35445), (3945, 30719), (4471, 27105), (5421, 22355), (7089, 17095), (9035, 13413), (10257, 11815)]