172667990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{14401}}^1$

素因数の和:14528

約数の個数: 32

約数和(自身を含む): 342191520

約数和(自身を除く): 169523530

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 11990, 14401, 28802, 72005, 144010, 158411, 316822, 792055, 1569709, 1584110, 3139418, 7848545, 15697090, 17266799, 34533598, 86333995, 172667990]

約数ペア:

[(1, 172667990), (2, 86333995), (5, 34533598), (10, 17266799), (11, 15697090), (22, 7848545), (55, 3139418), (109, 1584110), (110, 1569709), (218, 792055), (545, 316822), (1090, 158411), (1199, 144010), (2398, 72005), (5995, 28802), (11990, 14401)]