289669724

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{13339}}^1$

素因数の和:13493

約数の個数: 24

約数和(自身を含む): 521060400

約数和(自身を除く): 231390676

約数列:

[1, 2, 4, 61, 89, 122, 178, 244, 356, 5429, 10858, 13339, 21716, 26678, 53356, 813679, 1187171, 1627358, 2374342, 3254716, 4748684, 72417431, 144834862, 289669724]

約数ペア:

[(1, 289669724), (2, 144834862), (4, 72417431), (61, 4748684), (89, 3254716), (122, 2374342), (178, 1627358), (244, 1187171), (356, 813679), (5429, 53356), (10858, 26678), (13339, 21716)]