718314909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1997}}^1$

素因数の和:2437

約数の個数: 32

約数和(自身を含む): 1079495424

約数和(自身を除く): 361180515

約数列:

[1, 3, 13, 23, 39, 69, 299, 401, 897, 1203, 1997, 5213, 5991, 9223, 15639, 25961, 27669, 45931, 77883, 119899, 137793, 359697, 597103, 800797, 1791309, 2402391, 10410361, 18418331, 31231083, 55254993, 239438303, 718314909]

約数ペア:

[(1, 718314909), (3, 239438303), (13, 55254993), (23, 31231083), (39, 18418331), (69, 10410361), (299, 2402391), (401, 1791309), (897, 800797), (1203, 597103), (1997, 359697), (5213, 137793), (5991, 119899), (9223, 77883), (15639, 45931), (25961, 27669)]