207615815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{953}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 289313856

約数和(自身を除く): 81698041

約数列:

[1, 5, 11, 17, 55, 85, 187, 233, 935, 953, 1165, 2563, 3961, 4765, 10483, 12815, 16201, 19805, 43571, 52415, 81005, 178211, 217855, 222049, 891055, 1110245, 2442539, 3774833, 12212695, 18874165, 41523163, 207615815]

約数ペア:

[(1, 207615815), (5, 41523163), (11, 18874165), (17, 12212695), (55, 3774833), (85, 2442539), (187, 1110245), (233, 891055), (935, 222049), (953, 217855), (1165, 178211), (2563, 81005), (3961, 52415), (4765, 43571), (10483, 19805), (12815, 16201)]