72075393

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 124830720

約数和(自身を除く): 52755327

約数列:

[1, 3, 9, 13, 17, 27, 39, 47, 51, 117, 141, 153, 221, 257, 351, 423, 459, 611, 663, 771, 799, 1269, 1833, 1989, 2313, 2397, 3341, 4369, 5499, 5967, 6939, 7191, 10023, 10387, 12079, 13107, 16497, 21573, 30069, 31161, 36237, 39321, 56797, 90207, 93483, 108711, 117963, 157027, 170391, 205343, 280449, 326133, 471081, 511173, 616029, 1413243, 1533519, 1848087, 2669459, 4239729, 5544261, 8008377, 24025131, 72075393]

約数ペア:

[(1, 72075393), (3, 24025131), (9, 8008377), (13, 5544261), (17, 4239729), (27, 2669459), (39, 1848087), (47, 1533519), (51, 1413243), (117, 616029), (141, 511173), (153, 471081), (221, 326133), (257, 280449), (351, 205343), (423, 170391), (459, 157027), (611, 117963), (663, 108711), (771, 93483), (799, 90207), (1269, 56797), (1833, 39321), (1989, 36237), (2313, 31161), (2397, 30069), (3341, 21573), (4369, 16497), (5499, 13107), (5967, 12079), (6939, 10387), (7191, 10023)]