28931535

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 54082080

約数和(自身を除く): 25150545

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 59, 85, 153, 177, 255, 295, 531, 641, 765, 885, 1003, 1923, 2655, 3009, 3205, 5015, 5769, 9027, 9615, 10897, 15045, 28845, 32691, 37819, 45135, 54485, 98073, 113457, 163455, 189095, 340371, 490365, 567285, 642923, 1701855, 1928769, 3214615, 5786307, 9643845, 28931535]

約数ペア:

[(1, 28931535), (3, 9643845), (5, 5786307), (9, 3214615), (15, 1928769), (17, 1701855), (45, 642923), (51, 567285), (59, 490365), (85, 340371), (153, 189095), (177, 163455), (255, 113457), (295, 98073), (531, 54485), (641, 45135), (765, 37819), (885, 32691), (1003, 28845), (1923, 15045), (2655, 10897), (3009, 9615), (3205, 9027), (5015, 5769)]