31188285

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 58294080

約数和(自身を除く): 27105795

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 59, 85, 153, 177, 255, 295, 531, 691, 765, 885, 1003, 2073, 2655, 3009, 3455, 5015, 6219, 9027, 10365, 11747, 15045, 31095, 35241, 40769, 45135, 58735, 105723, 122307, 176205, 203845, 366921, 528615, 611535, 693073, 1834605, 2079219, 3465365, 6237657, 10396095, 31188285]

約数ペア:

[(1, 31188285), (3, 10396095), (5, 6237657), (9, 3465365), (15, 2079219), (17, 1834605), (45, 693073), (51, 611535), (59, 528615), (85, 366921), (153, 203845), (177, 176205), (255, 122307), (295, 105723), (531, 58735), (691, 45135), (765, 40769), (885, 35241), (1003, 31095), (2073, 15045), (2655, 11747), (3009, 10365), (3455, 9027), (5015, 6219)]