210681198

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{128621}}^1$

素因数の和:128649

約数の個数: 48

約数和(自身を含む): 561820896

約数和(自身を除く): 351139698

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 128621, 257242, 385863, 771726, 900347, 1157589, 1672073, 1800694, 2315178, 2701041, 3344146, 5016219, 5402082, 8103123, 10032438, 11704511, 15048657, 16206246, 23409022, 30097314, 35113533, 70227066, 105340599, 210681198]

約数ペア:

[(1, 210681198), (2, 105340599), (3, 70227066), (6, 35113533), (7, 30097314), (9, 23409022), (13, 16206246), (14, 15048657), (18, 11704511), (21, 10032438), (26, 8103123), (39, 5402082), (42, 5016219), (63, 3344146), (78, 2701041), (91, 2315178), (117, 1800694), (126, 1672073), (182, 1157589), (234, 900347), (273, 771726), (546, 385863), (819, 257242), (1638, 128621)]