1900761471

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{115597}}^1$

素因数の和:115645

約数の個数: 40

約数和(自身を含む): 3356965920

約数和(自身を除く): 1456204449

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1827, 2349, 5481, 16443, 115597, 346791, 809179, 1040373, 2427537, 3121119, 3352313, 7282611, 9363357, 10056939, 21847833, 23466191, 30170817, 65543499, 70398573, 90512451, 211195719, 271537353, 633587157, 1900761471]

約数ペア:

[(1, 1900761471), (3, 633587157), (7, 271537353), (9, 211195719), (21, 90512451), (27, 70398573), (29, 65543499), (63, 30170817), (81, 23466191), (87, 21847833), (189, 10056939), (203, 9363357), (261, 7282611), (567, 3352313), (609, 3121119), (783, 2427537), (1827, 1040373), (2349, 809179), (5481, 346791), (16443, 115597)]