256720122

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{6737}}^1$

素因数の和:6847

約数の個数: 48

約数和(自身を含む): 583376040

約数和(自身を除く): 326655918

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 73, 87, 146, 174, 219, 261, 438, 522, 657, 1314, 2117, 4234, 6351, 6737, 12702, 13474, 19053, 20211, 38106, 40422, 60633, 121266, 195373, 390746, 491801, 586119, 983602, 1172238, 1475403, 1758357, 2950806, 3516714, 4426209, 8852418, 14262229, 28524458, 42786687, 85573374, 128360061, 256720122]

約数ペア:

[(1, 256720122), (2, 128360061), (3, 85573374), (6, 42786687), (9, 28524458), (18, 14262229), (29, 8852418), (58, 4426209), (73, 3516714), (87, 2950806), (146, 1758357), (174, 1475403), (219, 1172238), (261, 983602), (438, 586119), (522, 491801), (657, 390746), (1314, 195373), (2117, 121266), (4234, 60633), (6351, 40422), (6737, 38106), (12702, 20211), (13474, 19053)]