1284156747

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:889

約数の個数: 40

約数和(自身を含む): 1945836816

約数和(自身を除く): 661680069

約数列:

[1, 3, 9, 27, 81, 113, 307, 339, 457, 921, 1017, 1371, 2763, 3051, 4113, 8289, 9153, 12339, 24867, 34691, 37017, 51641, 104073, 140299, 154923, 312219, 420897, 464769, 936657, 1262691, 1394307, 2809971, 3788073, 4182921, 11364219, 15853787, 47561361, 142684083, 428052249, 1284156747]

約数ペア:

[(1, 1284156747), (3, 428052249), (9, 142684083), (27, 47561361), (81, 15853787), (113, 11364219), (307, 4182921), (339, 3788073), (457, 2809971), (921, 1394307), (1017, 1262691), (1371, 936657), (2763, 464769), (3051, 420897), (4113, 312219), (8289, 154923), (9153, 140299), (12339, 104073), (24867, 51641), (34691, 37017)]