9780454755

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{217561}}^1$

素因数の和:217618

約数の個数: 48

約数和(自身を含む): 18055905504

約数和(自身を除く): 8275450749

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 243, 333, 405, 555, 999, 1215, 1665, 2997, 4995, 8991, 14985, 44955, 217561, 652683, 1087805, 1958049, 3263415, 5874147, 8049757, 9790245, 17622441, 24149271, 29370735, 40248785, 52867323, 72447813, 88112205, 120746355, 217343439, 264336615, 362239065, 652030317, 1086717195, 1956090951, 3260151585, 9780454755]

約数ペア:

[(1, 9780454755), (3, 3260151585), (5, 1956090951), (9, 1086717195), (15, 652030317), (27, 362239065), (37, 264336615), (45, 217343439), (81, 120746355), (111, 88112205), (135, 72447813), (185, 52867323), (243, 40248785), (333, 29370735), (405, 24149271), (555, 17622441), (999, 9790245), (1215, 8049757), (1665, 5874147), (2997, 3263415), (4995, 1958049), (8991, 1087805), (14985, 652683), (44955, 217561)]