168216828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{7237}}^1$

素因数の和:7406

約数の個数: 48

約数和(自身を含む): 425594400

約数和(自身を除く): 257377572

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 149, 156, 298, 447, 596, 894, 1788, 1937, 3874, 5811, 7237, 7748, 11622, 14474, 21711, 23244, 28948, 43422, 86844, 94081, 188162, 282243, 376324, 564486, 1078313, 1128972, 2156626, 3234939, 4313252, 6469878, 12939756, 14018069, 28036138, 42054207, 56072276, 84108414, 168216828]

約数ペア:

[(1, 168216828), (2, 84108414), (3, 56072276), (4, 42054207), (6, 28036138), (12, 14018069), (13, 12939756), (26, 6469878), (39, 4313252), (52, 3234939), (78, 2156626), (149, 1128972), (156, 1078313), (298, 564486), (447, 376324), (596, 282243), (894, 188162), (1788, 94081), (1937, 86844), (3874, 43422), (5811, 28948), (7237, 23244), (7748, 21711), (11622, 14474)]