6404265

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{251}}^1$

素因数の和:281

約数の個数: 56

約数和(自身を含む): 13220928

約数和(自身を除く): 6816663

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 251, 315, 405, 567, 729, 753, 945, 1215, 1255, 1701, 1757, 2259, 2835, 3645, 3765, 5103, 5271, 6777, 8505, 8785, 11295, 15813, 20331, 25515, 26355, 33885, 47439, 60993, 79065, 101655, 142317, 182979, 237195, 304965, 426951, 711585, 914895, 1280853, 2134755, 6404265]

約数ペア:

[(1, 6404265), (3, 2134755), (5, 1280853), (7, 914895), (9, 711585), (15, 426951), (21, 304965), (27, 237195), (35, 182979), (45, 142317), (63, 101655), (81, 79065), (105, 60993), (135, 47439), (189, 33885), (243, 26355), (251, 25515), (315, 20331), (405, 15813), (567, 11295), (729, 8785), (753, 8505), (945, 6777), (1215, 5271), (1255, 5103), (1701, 3765), (1757, 3645), (2259, 2835)]