47939745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 94058496

約数和(自身を除く): 46118751

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 107, 119, 251, 255, 321, 357, 535, 595, 749, 753, 1255, 1605, 1757, 1785, 1819, 2247, 3745, 3765, 4267, 5271, 5457, 8785, 9095, 11235, 12733, 12801, 21335, 26355, 26857, 27285, 29869, 38199, 63665, 64005, 80571, 89607, 134285, 149345, 187999, 190995, 402855, 448035, 456569, 563997, 939995, 1369707, 2282845, 2819985, 3195983, 6848535, 9587949, 15979915, 47939745]

約数ペア:

[(1, 47939745), (3, 15979915), (5, 9587949), (7, 6848535), (15, 3195983), (17, 2819985), (21, 2282845), (35, 1369707), (51, 939995), (85, 563997), (105, 456569), (107, 448035), (119, 402855), (251, 190995), (255, 187999), (321, 149345), (357, 134285), (535, 89607), (595, 80571), (749, 64005), (753, 63665), (1255, 38199), (1605, 29869), (1757, 27285), (1785, 26857), (1819, 26355), (2247, 21335), (3745, 12801), (3765, 12733), (4267, 11235), (5271, 9095), (5457, 8785)]