247692018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3929}}^1$

素因数の和:4039

約数の個数: 64

約数和(自身を含む): 603648000

約数和(自身を除く): 355955982

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 79, 114, 133, 158, 237, 266, 399, 474, 553, 798, 1106, 1501, 1659, 3002, 3318, 3929, 4503, 7858, 9006, 10507, 11787, 21014, 23574, 27503, 31521, 55006, 63042, 74651, 82509, 149302, 165018, 223953, 310391, 447906, 522557, 620782, 931173, 1045114, 1567671, 1862346, 2172737, 3135342, 4345474, 5897429, 6518211, 11794858, 13036422, 17692287, 35384574, 41282003, 82564006, 123846009, 247692018]

約数ペア:

[(1, 247692018), (2, 123846009), (3, 82564006), (6, 41282003), (7, 35384574), (14, 17692287), (19, 13036422), (21, 11794858), (38, 6518211), (42, 5897429), (57, 4345474), (79, 3135342), (114, 2172737), (133, 1862346), (158, 1567671), (237, 1045114), (266, 931173), (399, 620782), (474, 522557), (553, 447906), (798, 310391), (1106, 223953), (1501, 165018), (1659, 149302), (3002, 82509), (3318, 74651), (3929, 63042), (4503, 55006), (7858, 31521), (9006, 27503), (10507, 23574), (11787, 21014)]