42867279

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 79564800

約数和(自身を除く): 36697521

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 73, 91, 117, 189, 219, 239, 273, 351, 511, 657, 717, 819, 949, 1533, 1673, 1971, 2151, 2457, 2847, 3107, 4599, 5019, 6453, 6643, 8541, 9321, 13797, 15057, 17447, 19929, 21749, 25623, 27963, 45171, 52341, 59787, 65247, 83889, 122129, 157023, 179361, 195741, 226811, 366387, 471069, 587223, 680433, 1099161, 1587677, 2041299, 3297483, 4763031, 6123897, 14289093, 42867279]

約数ペア:

[(1, 42867279), (3, 14289093), (7, 6123897), (9, 4763031), (13, 3297483), (21, 2041299), (27, 1587677), (39, 1099161), (63, 680433), (73, 587223), (91, 471069), (117, 366387), (189, 226811), (219, 195741), (239, 179361), (273, 157023), (351, 122129), (511, 83889), (657, 65247), (717, 59787), (819, 52341), (949, 45171), (1533, 27963), (1673, 25623), (1971, 21749), (2151, 19929), (2457, 17447), (2847, 15057), (3107, 13797), (4599, 9321), (5019, 8541), (6453, 6643)]