138434944

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 295118640

約数和(自身を除く): 156683696

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 113, 128, 136, 226, 272, 452, 544, 563, 904, 1088, 1126, 1808, 1921, 2176, 2252, 3616, 3842, 4504, 7232, 7684, 9008, 9571, 14464, 15368, 18016, 19142, 30736, 36032, 38284, 61472, 63619, 72064, 76568, 122944, 127238, 153136, 245888, 254476, 306272, 508952, 612544, 1017904, 1081523, 1225088, 2035808, 2163046, 4071616, 4326092, 8143232, 8652184, 17304368, 34608736, 69217472, 138434944]

約数ペア:

[(1, 138434944), (2, 69217472), (4, 34608736), (8, 17304368), (16, 8652184), (17, 8143232), (32, 4326092), (34, 4071616), (64, 2163046), (68, 2035808), (113, 1225088), (128, 1081523), (136, 1017904), (226, 612544), (272, 508952), (452, 306272), (544, 254476), (563, 245888), (904, 153136), (1088, 127238), (1126, 122944), (1808, 76568), (1921, 72064), (2176, 63619), (2252, 61472), (3616, 38284), (3842, 36032), (4504, 30736), (7232, 19142), (7684, 18016), (9008, 15368), (9571, 14464)]