256545405909

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1163}}^1\times {\mathrm{81973}}^1$

素因数の和:83178

約数の個数: 48

約数和(自身を含む): 416784670848

約数和(自身を除く): 160239264939

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 1163, 2691, 3489, 10467, 15119, 26749, 45357, 80247, 81973, 136071, 240741, 245919, 347737, 737757, 1043211, 1065649, 1885379, 3129633, 3196947, 5656137, 9590841, 16968411, 24509927, 73529781, 95334599, 220589343, 286003797, 858011391, 1239349787, 2192695777, 3718049361, 6578087331, 11154148083, 19734261993, 28505045101, 85515135303, 256545405909]

約数ペア:

[(1, 256545405909), (3, 85515135303), (9, 28505045101), (13, 19734261993), (23, 11154148083), (39, 6578087331), (69, 3718049361), (117, 2192695777), (207, 1239349787), (299, 858011391), (897, 286003797), (1163, 220589343), (2691, 95334599), (3489, 73529781), (10467, 24509927), (15119, 16968411), (26749, 9590841), (45357, 5656137), (80247, 3196947), (81973, 3129633), (136071, 1885379), (240741, 1065649), (245919, 1043211), (347737, 737757)]