202571307

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 306270720

約数和(自身を除く): 103699413

約数列:

[1, 3, 9, 27, 71, 213, 251, 421, 639, 753, 1263, 1917, 2259, 3789, 6777, 11367, 17821, 29891, 53463, 89673, 105671, 160389, 269019, 317013, 481167, 807057, 951039, 2853117, 7502641, 22507923, 67523769, 202571307]

約数ペア:

[(1, 202571307), (3, 67523769), (9, 22507923), (27, 7502641), (71, 2853117), (213, 951039), (251, 807057), (421, 481167), (639, 317013), (753, 269019), (1263, 160389), (1917, 105671), (2259, 89673), (3789, 53463), (6777, 29891), (11367, 17821)]