1280453475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{659}}^1\times {\mathrm{3701}}^1$

素因数の和:4380

約数の個数: 48

約数和(自身を含む): 2423773440

約数和(自身を除く): 1143319965

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 659, 1977, 3295, 3701, 4613, 9885, 11103, 13839, 16475, 18505, 23065, 25907, 49425, 55515, 69195, 77721, 92525, 115325, 129535, 277575, 345975, 388605, 647675, 1943025, 2438959, 7316877, 12194795, 17072713, 36584385, 51218139, 60973975, 85363565, 182921925, 256090695, 426817825, 1280453475]

約数ペア:

[(1, 1280453475), (3, 426817825), (5, 256090695), (7, 182921925), (15, 85363565), (21, 60973975), (25, 51218139), (35, 36584385), (75, 17072713), (105, 12194795), (175, 7316877), (525, 2438959), (659, 1943025), (1977, 647675), (3295, 388605), (3701, 345975), (4613, 277575), (9885, 129535), (11103, 115325), (13839, 92525), (16475, 77721), (18505, 69195), (23065, 55515), (25907, 49425)]