291312

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^2$

素因数の和:55

約数の個数: 90

約数和(自身を含む): 989768

約数和(自身を除く): 698456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 102, 112, 119, 126, 136, 144, 153, 168, 204, 238, 252, 272, 289, 306, 336, 357, 408, 476, 504, 578, 612, 714, 816, 867, 952, 1008, 1071, 1156, 1224, 1428, 1734, 1904, 2023, 2142, 2312, 2448, 2601, 2856, 3468, 4046, 4284, 4624, 5202, 5712, 6069, 6936, 8092, 8568, 10404, 12138, 13872, 16184, 17136, 18207, 20808, 24276, 32368, 36414, 41616, 48552, 72828, 97104, 145656, 291312]

約数ペア:

[(1, 291312), (2, 145656), (3, 97104), (4, 72828), (6, 48552), (7, 41616), (8, 36414), (9, 32368), (12, 24276), (14, 20808), (16, 18207), (17, 17136), (18, 16184), (21, 13872), (24, 12138), (28, 10404), (34, 8568), (36, 8092), (42, 6936), (48, 6069), (51, 5712), (56, 5202), (63, 4624), (68, 4284), (72, 4046), (84, 3468), (102, 2856), (112, 2601), (119, 2448), (126, 2312), (136, 2142), (144, 2023), (153, 1904), (168, 1734), (204, 1428), (238, 1224), (252, 1156), (272, 1071), (289, 1008), (306, 952), (336, 867), (357, 816), (408, 714), (476, 612), (504, 578)]