1387305789

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{78233}}^1$

素因数の和:78516

約数の個数: 16

約数和(自身を含む): 1937699712

約数和(自身を除く): 550393923

約数列:

[1, 3, 23, 69, 257, 771, 5911, 17733, 78233, 234699, 1799359, 5398077, 20105881, 60317643, 462435263, 1387305789]

約数ペア:

[(1, 1387305789), (3, 462435263), (23, 60317643), (69, 20105881), (257, 5398077), (771, 1799359), (5911, 234699), (17733, 78233)]