649275417

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{587}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 1090707072

約数和(自身を除く): 441431655

約数列:

[1, 3, 7, 9, 21, 63, 97, 181, 291, 543, 587, 679, 873, 1267, 1629, 1761, 2037, 3801, 4109, 5283, 6111, 11403, 12327, 17557, 36981, 52671, 56939, 106247, 122899, 158013, 170817, 318741, 368697, 398573, 512451, 743729, 956223, 1106091, 1195719, 2231187, 3587157, 6693561, 10305959, 30917877, 72141713, 92753631, 216425139, 649275417]

約数ペア:

[(1, 649275417), (3, 216425139), (7, 92753631), (9, 72141713), (21, 30917877), (63, 10305959), (97, 6693561), (181, 3587157), (291, 2231187), (543, 1195719), (587, 1106091), (679, 956223), (873, 743729), (1267, 512451), (1629, 398573), (1761, 368697), (2037, 318741), (3801, 170817), (4109, 158013), (5283, 122899), (6111, 106247), (11403, 56939), (12327, 52671), (17557, 36981)]